Invention Grant
- Patent Title: Sheet-metal rim or felly.
- Patent Title (中): 表面金属RIM或FELLY。
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Application No.: US1906302070Application Date: 1906-02-20
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Publication No.: US853452APublication Date: 1907-05-14
- Inventor: HEART CHARLES
- Applicant: KEEFER HEART IRON AND STEEL COMPANY
- Assignee: Keefer Heart Iron And Steel Company
- Current Assignee: Keefer Heart Iron And Steel Company
- Priority: US1906302070 1906-02-20
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