Invention Grant
- Patent Title: Telephone system
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Application No.: US17943827Application Date: 1927-03-30
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Publication No.: US1762986APublication Date: 1930-06-10
- Inventor: HINRICHSEN EDWARD E
- Applicant: BELL TELEPHONE LABOR INC
- Assignee: Samsung Electronics Co Ltd
- Current Assignee: Samsung Electronics Co Ltd
- Priority: US17943827 1927-03-30
- Main IPC: H04M5/08
- IPC: H04M5/08
Public/Granted literature
- US20230012938A1 AL-ZN-CU-MG ALLOYS WITH HIGH STRENGTH AND METHOD OF FABRICATION Public/Granted day:2023-01-19
Information query
