Invention Grant
- Patent Title: Valve operating means
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Application No.: US63635245Application Date: 1945-12-21
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Publication No.: US2592816APublication Date: 1952-04-15
- Inventor: DANIEL MAPES
- Applicant: SPECIALTIES DEV CORP
- Assignee: Specialties Dev Corp
- Current Assignee: Specialties Dev Corp
- Priority: US63635245 1945-12-21
- Main IPC: F16K31/46
- IPC: F16K31/46
Information query
