Invention Grant
- Patent Title: Recording instrument.
- Patent Title (中): 记录仪
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Application No.: US1903150134Application Date: 1903-03-30
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Publication No.: US796675APublication Date: 1905-08-08
- Inventor: RYPINSKI MAURICE C , ROBINSON LEWIS T
- Applicant: GEN ELECTRIC
- Assignee: Gen Electric
- Current Assignee: Gen Electric
- Priority: US1903150134 1903-03-30
Information query
