Box 606740323
Container
Contains 1 Result:
File
Patent numbers 320022-449915, 1928-35
Collection:
The Marconi Archives
Found in:
Archives of the Wireless Telegraph a…
/
Legal records
/
Patents and trademarks
/
Patent registers
Shelfmark: MS. Marconi 431
Extents: 1 volume
Dates:
1928-35