Invention Grant
- Patent Title: Sliding door structure
- Patent Title (中): 滑门结构
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Application No.: US46847730Application Date: 1930-07-17
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Publication No.: US1856235APublication Date: 1932-05-03
- Inventor: BITTORF LOUIS A
- Applicant: NAT MFG CO
- Assignee: Nat Mfg Co
- Current Assignee: Nat Mfg Co
- Priority: US46847730 1930-07-17
- Main IPC: E05D15/06
- IPC: E05D15/06
Information query
