Brevetti   Gran Bretagna  

Patent:GB606632

Brevetto:	GB 606632
Titolo:	Improvements in calculating machines
Data:	17.08.1948
Luogo:
Nazione:	Gran Bretagna
Persona:
Ditta:	Allen Wales (P) Adding Machine Corp
Link interni:
Keywords:
Link al brevetto: (without guarantee)	GB606632

Aus der Patentschrift GB606632

• DATUM: 17.08.1948
• TITEL: Improvements in calculating machines
• PERSON: ALLEN WALES ADDING MACHINE COR