Person
Isaac Rehn
- Events
- 1
- Episodes
- 3
- Years
- 1854
Every event in Historedia whose sources name Isaac Rehn, with the role they cite and all of that event’s episodes. This is not a biography, and mentions are grouped by name, so two people with the same name can share this page.
Events and episodes
James Ambrose Cutting patents improvements to the wet collodion (Ambrotype) process
1854Role: Collaborator
- Patent for Collodion Preparation
Cutting received US Patent 11213 on July 4, 1854, for improvements in the preparation of collodion for photographic pictures.
- Patent for Photographic Compositions
On July 11, 1854, Cutting was awarded US Patent 11266 for improvements in compositions used for making photographic pictures.
- Patent for Sealing Glass Images
Cutting received US Patent 11267 on July 11, 1854, for a method to seal collodion images on glass using balsam.
- Patent for Collodion Preparation
Sources
- Ambrotype Wikipedia, revision of 2026-09-27