Invention Grant
- Patent Title: Locking mechanism for doors
- Patent Title (中): 门锁定机构
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Application No.: US54543655Application Date: 1955-11-07
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Publication No.: US2851870APublication Date: 1958-09-16
- Inventor: ECKEL OLIVER C
- Applicant: ECKEL OLIVER C
- Assignee: Oliver C Eckel
- Current Assignee: Oliver C Eckel
- Priority: US54543655 1955-11-07
- Main IPC: E05C19/18
- IPC: E05C19/18
Information query
