Invention Grant
- Patent Title: Speed control device for pipeline inspection apparatus
- Patent Title (中): 用于管道检测装置的速度控制装置
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Application No.: US3495546DApplication Date: 1967-11-03
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Publication No.: US3495546APublication Date: 1970-02-17
- Inventor: BROWN ERNEST , NAGEL DAVE D
- Applicant: AMERICAN MACH & FOUNDRY
- Assignee: AMF Inc
- Current Assignee: AMF Inc
- Priority: US68055267 1967-11-03
- Main IPC: G01M3/00
- IPC: G01M3/00 ; G01F15/14 ; F28G1/12 ; G01L19/14
Information query
