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US3554644A Expired / Lapsed US ⏱️ 0.0 years remaining

Photographic printer

Assignee: Bank of America Illinois
•
Filing: 1968-06-19
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Granted: 1971-01-12
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Expires: 1988-06-19
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Abstract

Abstract A PRINTER FOR EXPOSING PHOTOGRAPHIC MATERIAL IS SHOWN WITH A PRINTING TABLE HORIZONTALLY MOUNTED WITHIN A CABINET TO RECEIVE PHOTOSENSITIVE MATERIAL AND COPY. A TRANSPARENT PLATE IS PIVOTABLY MOUNTED TO HOLD THE PHOTOSENSITIVE MATERIAL AND COPY IN CONTACT ABOVE THE TABLE WHICH MAY BE OF THE VACUUM TYPE. THE FRONT OF THE VACUUM TABLE MAY OR MAY NOT EXTEND BEYOND THE FRONT OF THE CABINET. A PIVOTABLE PANEL MAY BE PROVIDED TO SUPPORT A PRINTING LIGHT ABOVE THE TABLE. A MOVABLE PLATE AT LEAST PARTIALLY OPAQUE TO ACTINIC RAYS MAY BE MOVED UPWARDLY AS THE TRANSPARENT PLATE IS RAISED. A SAFELIGHT MAY BE MOUNTED WITHIN THE CABINET. A CONTROL PANEL MAY BE MOUNTED UNDER THE VACUUM TABLE AND A COMBINATION LIFTING AND LATCHING HANDLE MAY BE MOUNTED AT THE FRONT EDGE OF THE TRANSPARENT PLATE.

Inventors

  • 👤 Maksymilian A Michalski

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 21:58
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/02; G03B27/14; G03B27/18; G03B27/20

Claims Analysis

Total Claims: 0
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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) 1974-01-11 1974-07-13 1975-01-12 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-01-11 1978-07-13 1979-01-12 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-01-11 1982-07-13 1983-01-12 $7700.00 Window Closed / Lapsed

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