Invention Grant
- Patent Title: Escape-valve.
- Patent Title (中): ESCAPE-VALVE。
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Application No.: US1909522556Application Date: 1909-10-14
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Publication No.: US1005686APublication Date: 1911-10-10
- Inventor: BROWER JOHN DANIEL JR
- Applicant: BROWER JOHN DANIEL JR
- Assignee: John Daniel Brower Jr
- Current Assignee: John Daniel Brower Jr
- Priority: US1909522556 1909-10-14
Information query
