Invention Grant
- Patent Title: Spring-wheel.
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Application No.: US1907356724Application Date: 1907-02-11
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Publication No.: US878714APublication Date: 1908-02-11
- Inventor: DUNBAR HARRIS T
- Applicant: DUNBAR HARRIS T
- Assignee: Harris T Dunbar
- Current Assignee: Harris T Dunbar
- Priority: US1907356724 1907-02-11
Information query
