Invention Grant
- Patent Title: Fluid-pressure hoist.
- Patent Title (中): 流体压力表。
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Application No.: US1908440860Application Date: 1908-06-29
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Publication No.: US910426APublication Date: 1909-01-19
- Inventor: SMITH EARL D
- Applicant: SMITH EARL D
- Assignee: Earl D Smith
- Current Assignee: Earl D Smith
- Priority: US1908440860 1908-06-29
Information query
