Invention Grant
- Patent Title: Display device for dispensing pumps
- Patent Title (中): 用于分配泵的显示装置
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Application No.: US43738030Application Date: 1930-03-20
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Publication No.: US1765956APublication Date: 1930-06-24
- Inventor: WERTZ AUSTIN L
- Applicant: WERTZ AUSTIN L
- Assignee: Austin L Wertz
- Current Assignee: Austin L Wertz
- Priority: US43738030 1930-03-20
- Main IPC: G01P13/00
- IPC: G01P13/00
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