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Frank Pearsall's Patents
G.F.E. Pearsall. Brooklyn, NY.

Shown here are six patents granted to Frank Pearsall spanning 1878 to 1908. Three of the patents apply to his Compact Camera: retractable silk viewing screen, the camera, and an innovative, very thin plateholder.

1878 Pearsall patent for a printing frame.
1882 Pearsall patent fo a silk screen viewer for his Compact Camera.
1883 patent for Pearsall's Compact Camera.
1883 Patent for a plate holder for Pearsall's Compact Camera.
1891 Pearsall patent for a photograph mount.
1908 Pearsall patent for a border for pictures.

Visit the Pearsall Compact Camera page

Visit the Glass Plate Negative with Pearsall Camera​ page

Visit the Pearsall Timeline - Reference page

Go to the Ephemera page

Go to the Self-Casing Cameras page

Copyright ©2013 - 2026 by Rob Niederman - ALL RIGHTS RESERVED

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