Brevetti   Gran Bretagna  

Patent:GB673287

Brevetto:	GB 673287
Titolo:	Improvements in or relating to calculating machines
Data:	04.06.1952
Luogo:
Nazione:	Gran Bretagna
Persona:
Ditta:	British Tabulating (P) Mach Co Ltd
Link interni:
Keywords:
Link al brevetto: (without guarantee)	GB673287

Aus der Patentschrift GB673287

• DATUM: 04.06.1952
• TITEL: Improvements in or relating to calculating machines
• PERSON: BRITISH TABULATING MACH CO LTD
• Patent Family: ( Patent:DE942002, Patent:GB673287, Patent:US2624459 )