Invention Grant
- Patent Title: Photoelectric exposure meter
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Application No.: US25566839Application Date: 1939-02-10
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Publication No.: US2243383APublication Date: 1941-05-27
- Inventor: ALOIS LEBER
- Applicant: ALOIS LEBER
- Assignee: Leber Alois
- Current Assignee: Leber Alois
- Priority: DE2243383X 1939-01-10
- Main IPC: G01J1/12
- IPC: G01J1/12
Information query
