Invention Grant
- Patent Title: Electric protective system
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Application No.: US11807726Application Date: 1926-06-23
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Publication No.: US1698337APublication Date: 1929-01-08
- Inventor: HAMER LEESON BRUCE , WILLIAM BILES REGINALD
- Applicant: REYROLLE A & CO LTD
- Assignee: Reyrolle A & Co Ltd
- Current Assignee: Reyrolle A & Co Ltd
- Priority: GB1698337X 1925-07-07
- Main IPC: H02H3/30
- IPC: H02H3/30
Public/Granted literature
- US08667273B1 Intelligent file encryption and secure backup system Public/Granted day:2014-03-04
Information query
IPC分类:
