Invention Grant
- Patent Title: Calendar.
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Application No.: US1905243816Application Date: 1905-02-02
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Publication No.: US854127APublication Date: 1907-05-21
- Inventor: TREAT JAMES E
- Applicant: TREAT JAMES E
- Assignee: James E Treat
- Current Assignee: James E Treat
- Priority: US1905243816 1905-02-02
Information query
