Invention Grant
- Patent Title: Measuring system
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Application No.: US57574622Application Date: 1922-07-17
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Publication No.: US1638100APublication Date: 1927-08-09
- Inventor: ERICH ROUCKA
- Applicant: ERICH ROUCKA
- Assignee: Roucka Erich
- Current Assignee: Roucka Erich
- Priority: AT1638100X 1918-02-16
- Main IPC: G01F1/38
- IPC: G01F1/38
Information query
