Invention Grant
- Patent Title: Door-hanger.
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Application No.: US1906310745Application Date: 1906-04-09
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Publication No.: US836952APublication Date: 1906-11-27
- Inventor: WILLOUR LE ROY
- Applicant: WILLOUR LE ROY
- Assignee: Le Roy Willour
- Current Assignee: Le Roy Willour
- Priority: US1906310745 1906-04-09
Information query
