Invention Grant
- Patent Title: Door-hanger.
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Application No.: US1905337479Application Date: 1905-01-30
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Publication No.: US845914APublication Date: 1907-03-05
- Inventor: WIDEMAN GUSTAVUS
- Applicant: RICHARDS MFG COMPANY
- Assignee: Richards Mfg Company
- Current Assignee: Richards Mfg Company
- Priority: US1905337479 1905-01-30
Information query
