Invention Grant
- Patent Title: Tree-insulator.
- Patent Title (中): 树脂绝缘子
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Application No.: US1905251757Application Date: 1905-03-24
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Publication No.: US802096APublication Date: 1905-10-17
- Inventor: DUNTON CHARLES W
- Applicant: FRANK D FIELD , DUNTON CHARLES W
- Assignee: Frank D Field,Charles W Dunton
- Current Assignee: Frank D Field,Charles W Dunton
- Priority: US1905251757 1905-03-24
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