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US3326104A Expired / Lapsed US ⏱️ 0.0 years remaining

Structure for imaging objective scales in the viewfinder of a camera

Assignee: Voigtlander AG
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Filing: 1965-02-26
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Granted: 1967-06-20
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Expires: 1985-02-26
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Abstract

No abstract record available.

Inventors

  • 👤 Mische Friedrich

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 08:26
CPC Classifications
G; G03; G03B; G03B13/00; G03B13/02; G03B17/00; G03B17/02

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 338 words
A CAMERA COMPRISING A CAMERA HOUSING HAVING A FRONT WALL, OBJECTIVE MEANS CARRIED BY AND PROJECTING FORWARDLY FROM SAID FRONT WALL OF SAID HOUSING, SCALE MEANS CARRIED BY SAID OBJECTIVE MEANS FOR SETTING THE LATTER AND FOR INDICATING THE SETTINGS OF SAID OBJECTIVE MEANS VIEWFINDER MEANS CARRIED BY SAID CAMERA HOUSING AND HAVING AN OPTICAL AXIS BENEATH WHICH SAID OBJECTIVE MEANS IS LOCATED, SAID VIEWFINDER MEANS BEING SITUATED REARWARDLY OF AND AT AN ELEVATION HIGHER THAN SAID OBJECTIVE MEANS, AND HAVING A FRONT WINDOW THROUGH WHICH LIGHT ENTERS SAID VIEWFINDER MEANS AND A REAR WINDOW THROUGH WHICH THE OPERATOR LOOKS INTO SAID VIEWFINDER MEANS A SECOND HOUSING CARRIED BY SAID VIEWFINDER MEANS AT THE EXTERIOR THEREOF AND IN FRONT OF SAID FRONT WINDOW THEREOF, SAID SECOND HOUSING HAVING A HOLLOW INTERIOR REARWARDLY LIMITED BY SAID FRONT WINDOW OF SAID VIEWFINDER MEANS AND SAID SECOND HOUSING HAVING DISTANT FROM AND IN ALIGNMENT WITH SAID FRONT WINDOW OF SAID VIEWFINDER MEANS AN ENTRANCE WINDOW THROUGH WHICH LIGHT ENTERS SAID SECOND HOUSING TO REACH SAID FRONT WINDOW OF SAID VIEWFINDER MEANS AND ENTER THE LATTER, FIRST RELECTOR MEANS CARRIED BY SAID SECOND HOUSING IN THE INTERIOR THEREOF AND AT AN EDGE OF SAID FRONT WINDOW AND AT AN ELEVATION HIGHER THAN SAID OPTICAL AXIS OF SAID VIEWFINDER MEANS FOR DIRECTING AN IMAGE OF SAID SCALE MEANS DOWNWARDLY ACROSS THE INTERIOR OF SAID SECOND HOUSING AND SAID OPTICAL AXIS OF SAID VIEWFINDER MEANS, AND SECOND REFLECTOR MEANS CARRIED BY SAID SECOND HOUSING IN THE INTERIOR THEREOF AND AT AN EDGE OF SAID FRONT WINDOW AND BENEATH SAID OPTICAL AXIS OF SAID VIEWFINDER MEANS FOR RECEIVING SAID IMAGE FROM SAID FIRST REFLECTOR MEANS AND FOR DIRECTIG SAID IMAGE THROUGH SAID FRONT AND REAR WINDOWS OF SAID VIEWFINDER MEANS TO THE EYE OF THE OPERATOR SO THAT THE OPERSTOR, WHEN LOOKING THROUGH THE VIEWFINDER MEANS, WILL SEE AN IMAGE OF SAID SCALE MEANS WHEREBY SIMULTANEOUSLY WITH THE VIEWING OF THE OBJECT TO BE PHOTOGRAPHED THE OPERATOR WILL SEE THE SETTINGS OF SAID OBJECTIVE MEANS.
Claim 2
Dependent Claim 338 words
A CAMERA COMPRISING A CAMERA HOUSING HAVING A FRONT WALL, OBJECTIVE MEANS CARRIED BY AND PROJECTING FORWARDLY FROM SAID FRONT WALL OF SAID HOUSING, SCALE MEANS CARRIED BY SAID OBJECTIVE MEANS FOR SETTING THE LATTER AND FOR INDICATING THE SETTINGS OF SAID OBJECTIVE MEANS VIEWFINDER MEANS CARRIED BY SAID CAMERA HOUSING AND HAVING AN OPTICAL AXIS BENEATH WHICH SAID OBJECTIVE MEANS IS LOCATED, SAID VIEWFINDER MEANS BEING SITUATED REARWARDLY OF AND AT AN ELEVATION HIGHER THAN SAID OBJECTIVE MEANS, AND HAVING A FRONT WINDOW THROUGH WHICH LIGHT ENTERS SAID VIEWFINDER MEANS AND A REAR WINDOW THROUGH WHICH THE OPERATOR LOOKS INTO SAID VIEWFINDER MEANS A SECOND HOUSING CARRIED BY SAID VIEWFINDER MEANS AT THE EXTERIOR THEREOF AND IN FRONT OF SAID FRONT WINDOW THEREOF, SAID SECOND HOUSING HAVING A HOLLOW INTERIOR REARWARDLY LIMITED BY SAID FRONT WINDOW OF SAID VIEWFINDER MEANS AND SAID SECOND HOUSING HAVING DISTANT FROM AND IN ALIGNMENT WITH SAID FRONT WINDOW OF SAID VIEWFINDER MEANS AN ENTRANCE WINDOW THROUGH WHICH LIGHT ENTERS SAID SECOND HOUSING TO REACH SAID FRONT WINDOW OF SAID VIEWFINDER MEANS AND ENTER THE LATTER, FIRST RELECTOR MEANS CARRIED BY SAID SECOND HOUSING IN THE INTERIOR THEREOF AND AT AN EDGE OF SAID FRONT WINDOW AND AT AN ELEVATION HIGHER THAN SAID OPTICAL AXIS OF SAID VIEWFINDER MEANS FOR DIRECTING AN IMAGE OF SAID SCALE MEANS DOWNWARDLY ACROSS THE INTERIOR OF SAID SECOND HOUSING AND SAID OPTICAL AXIS OF SAID VIEWFINDER MEANS, AND SECOND REFLECTOR MEANS CARRIED BY SAID SECOND HOUSING IN THE INTERIOR THEREOF AND AT AN EDGE OF SAID FRONT WINDOW AND BENEATH SAID OPTICAL AXIS OF SAID VIEWFINDER MEANS FOR RECEIVING SAID IMAGE FROM SAID FIRST REFLECTOR MEANS AND FOR DIRECTIG SAID IMAGE THROUGH SAID FRONT AND REAR WINDOWS OF SAID VIEWFINDER MEANS TO THE EYE OF THE OPERATOR SO THAT THE OPERSTOR, WHEN LOOKING THROUGH THE VIEWFINDER MEANS, WILL SEE AN IMAGE OF SAID SCALE MEANS WHEREBY SIMULTANEOUSLY WITH THE VIEWING OF THE OBJECT TO BE PHOTOGRAPHED THE OPERATOR WILL SEE THE SETTINGS OF SAID OBJECTIVE MEANS.

References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-06-19 1970-12-19 1971-06-20 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-06-19 1974-12-19 1975-06-20 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-06-19 1978-12-19 1979-06-20 $7700.00 Window Closed / Lapsed

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