Switching arrangements for telephone switchboards

IL53344A0Inactive Publication Date: 1978-01-31SIEMENS AG

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Patent Information

Application Number: IL53344
Authority / Receiving Office: IL · IL
Patent Type: Applications
Current Assignee / Owner
Priority Date: 1976-11-11
Filing Date: 1977-11-09
Publication Date: 1978-01-31
Estimated Expiration: Not applicable · inactive patent

Application Information

Patent Timeline

11 Nov 1976

Priority

09 Nov 1977

Application

IL53344

31 Jan 1978

Publication

IL53344A0

IPC: H01H63/36; H04Q3/52

CPC: H01H63/36; H04Q3/52

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