Invention Grant
- Patent Title: Rotary switch.
- Patent Title (中): 旋转开关
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Application No.: US14458717Application Date: 1917-01-26
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Publication No.: US1258305APublication Date: 1918-03-05
- Inventor: BORROFF BORNETT L
- Applicant: UNIVERSAL INDICATOR CO
- Assignee: Universal Indicator Co
- Current Assignee: Universal Indicator Co
- Priority: US14458717 1917-01-26
Public/Granted literature
- US20160048015A1 DISPLAYS HAVING REDUCED OPTICAL SENSITIVITY TO APERTURE ALIGNMENT AT STEPPER FIELD BOUNDARY Public/Granted day:2016-02-18
Information query
