Rotating photographic enlarging easel for making multiple or single exposures
Abstract
Abstract AN APPARATUS FOR MAKING MULTIPLE OR SINGLE ENLARGED EXPOSURES OF THE SAME OR DIFFERENT IMAGES ON A SINGLE LARGE SHEET OF PRINT PAPER INCLUDING A BASE ADAPTED TO BE STATIONARILY POSITIONED RELATIVE TO AN ENLARGER, A FIRST FRAME SUPPORTED FROM THE BASE FOR RECTILINEAR SHIFTING IN OEN HORIZONTAL DIRECTION, A SECOND FRAME SUPPORTED FROM THE FIRST FRAME FOR RECTILINEAR SHIFTING IN A SECOND HORIZONTAL DIRECTION DISPOSED AT RIGHT ANGLES TO THE FIRST MENTIONED DIRECTION AND A GENERALLY HORIZONTAL PRINT PAPER TABLE SUPPORTED FROM THE SECOND FRAME FOR HORIZONTAL RECTILINEAR SHIFTING THEREWITH AND ROTATABLE RELATIVE TO THE SECOND FRAME ABOUT A VERTICAL AXIS. THE PRINT PAPER TABLE INCLUDES A HINGED COVER FRAME WHICH MAY BE SWUNG INTO AND OUT OF POSITION OVERLYING PHOTOGRAPHIC PRINT PAPER DISPOSED ON THE TABLE AND THE COVER FRAME INCLUDES HORIZONTALLY SHIFTABLE AND OVERLAPABLE MASKING PANELS OPERATIVE TO MASK, IN A LIGHT TIGHT MANNER, AND UNMASK PRESELECTED AREAS OF THE PHOTOGRAPHIC PRINT PAPER DISPOSED ON THE TABLE.
Inventors
- 👤 Artice M Freund
- 👤 Laura A Raad
- 👤 Wendell J Johnson
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |