Invention Grant
- Patent Title: Roll film camera
-
Application No.: US17883637Application Date: 1937-12-09
-
Publication No.: US2184331APublication Date: 1939-12-26
- Inventor: HELMUT BECKER , OTTO SANGER
- Applicant: LEITZ ERNST GMBH
- Assignee: Leitz Ernst Gmbh
- Current Assignee: Leitz Ernst Gmbh
- Priority: DE2184331X 1937-01-18
- Main IPC: G03B19/04
- IPC: G03B19/04
Public/Granted literature
- US20240051638A1 BICYCLE AUTOMATIC SHOCK ABSORBING DEVICE Public/Granted day:2024-02-15
Information query
