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Patents
Patents Represented by Law Firm Hane, Baxely & Spiecens
Patents Represented by Law Firm Hane, Baxely & Spiecens
Telephone accessory
Patent number:
D243091
Type:
Grant
Filed:
August 16, 1974
Date of Patent:
January 18, 1977
Assignee:
Telefonaktiebolaget L M Ericsson
Inventor:
Carl-Arne Breger