Invention Grant
- Patent Title: Contacting process and apparatus
- Patent Title (中): 接触过程和设备
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Application No.: US12847037Application Date: 1937-03-01
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Publication No.: US2189491APublication Date: 1940-02-06
- Inventor: GILBERT HAWLEY CHARLES
- Applicant: CENTRIFIX CORP
- Assignee: Centrifix Corp
- Current Assignee: Centrifix Corp
- Priority: US12847037 1937-03-01; GB802037 1937-03-18
- Main IPC: B01D3/08
- IPC: B01D3/08 ; B01D3/30
Public/Granted literature
- US08344666B1 Circuit for and method of implementing a configurable light timer Public/Granted day:2013-01-01
Information query
