Patent#2104971, Granted To Oliver Irving Carpenter & Benjamin Francis Moss , Assignors to General Electric Limited (Coventry, England) for an Alleged New & Useful Improvement in Telephone Systems: Patent Certificate Dated January 11, 1938

Name: Patent#2104971, Granted To Oliver Irving Carpenter & Benjamin Francis Moss , Assignors to General Electric Limited (Coventry, England) for an Alleged New & Useful Improvement in Telephone Systems: Patent Certificate Dated January 11, 1938
Author: United States Patent Office
ISBN: 978B0080IT233

Author United States Patent Office

Publisher Government Printing Office

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Book Details

Author(s)United States Patent Office

PublisherGovernment Printing Office

ISBN / ASINB0080IT23A

ISBN-13978B0080IT233

Sales Rank99,999,999

MarketplaceUnited States 🇺🇸