Invention Grant
- Patent Title: Reversible doorcheck
- Patent Title (中): 可逆门检
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Application No.: US67553523Application Date: 1923-11-19
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Publication No.: US1528096APublication Date: 1925-03-03
- Inventor: BENEDETTO CAPRA
- Applicant: BENEDETTO CAPRA
- Assignee: Capra Benedetto
- Current Assignee: Capra Benedetto
- Priority: US67553523 1923-11-19
- Main IPC: E05F3/14
- IPC: E05F3/14
Information query
