Invention Grant
- Patent Title: Gate-valve.
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Application No.: US1902106563Application Date: 1902-05-09
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Publication No.: US723974APublication Date: 1903-03-31
- Inventor: ANDERSON JAMES A
- Applicant: ANDERSON JAMES A
- Assignee: James A Anderson
- Current Assignee: James A Anderson
- Priority: US1902106563 1902-05-09
Information query
