Invention Grant
- Patent Title: Rheostat.
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Application No.: US16768517Application Date: 1917-05-10
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Publication No.: US1290075APublication Date: 1919-01-07
- Inventor: CADWELL CHARLES A
- Applicant: ELECTRIC RAILWAY IMPROVEMENT
- Assignee: Electric Railway Improvement
- Current Assignee: Electric Railway Improvement
- Priority: US16768517 1917-05-10
Public/Granted literature
- US11541696B2 Pneumatic tire Public/Granted day:2023-01-03
Information query
