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Box 606740325
Container
Restricted
Contains 1 Result:
Telefunken patent numbers 6424/09-354158, 1909-31
File
Shelfmark:
MS. Marconi 433
Extents:
1 volume
Dates:
1909-31
The Marconi Archives
Archives of the Wireless Telegraph and Signal Company Ltd., Marconi's Wireless Telegraph Company Ltd., the Marconi Company Ltd., GEC-Marconi Electronics Ltd. and Marconi Electronic Systems Ltd.
Legal records
Patents and trademarks
Patent registers
