Invention Grant
- Patent Title: Camera exposure control apparatus
- Patent Title (中): 相机曝光控制装置
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Application No.: US18277437Application Date: 1937-12-31
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Publication No.: US2149743APublication Date: 1939-03-07
- Inventor: NEWICK RICHARD P
- Applicant: NEWICK RICHARD P
- Assignee: Richard P Newick
- Current Assignee: Richard P Newick
- Priority: US18277437 1937-12-31
- Main IPC: G03B27/72
- IPC: G03B27/72
Public/Granted literature
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