Invention Grant
- Patent Title: Grindstone-frame.
- Patent Title (中): GRINDSTONE-FRAME。
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Application No.: US1909516320Application Date: 1909-09-07
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Publication No.: US951578APublication Date: 1910-03-08
- Inventor: PROUTY THEODORE C
- Applicant: WILCOX MFG COMPANY
- Assignee: Wilcox Mfg Company
- Current Assignee: Wilcox Mfg Company
- Priority: US1909516320 1909-09-07
Information query
