Invention Grant
US3306095A Apparatus for ascertaining the errors of indicator measuring devices
失效
用于确定指示器测量装置的误差的装置
- Patent Title: Apparatus for ascertaining the errors of indicator measuring devices
- Patent Title (中): 用于确定指示器测量装置的误差的装置
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Application No.: US40309264Application Date: 1964-10-12
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Publication No.: US3306095APublication Date: 1967-02-28
- Inventor: HANS MEYER
- Applicant: HANS MEYER
- Assignee: Meyer Hans
- Current Assignee: Meyer Hans
- Priority: CH1292563 1963-10-21
- Main IPC: G01B3/22
- IPC: G01B3/22 ; G01D18/00 ; G01R35/04 ; G03B41/08
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