Invention Grant
- Patent Title: Pneumatic gauging device
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Application No.: US77651247Application Date: 1947-09-27
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Publication No.: US2647396APublication Date: 1953-08-04
- Inventor: FAY ALLER WILLIS
- Applicant: SHEFFIELD CORP
- Assignee: Sheffield Corp
- Current Assignee: Sheffield Corp
- Priority: US77651247 1947-09-27
- Main IPC: G01B13/16
- IPC: G01B13/16 ; G01B13/18
Information query
