Brevetti   Gran Bretagna  

Patent:GB446338

Brevetto:	GB 446338
Titolo:	Improvements in and relating to calculating apparatus
Data:	27.04.1936
Luogo:
Nazione:	Gran Bretagna
Persona:	Broido, Daniel (P) und Hausmann, Raoul (P)
Ditta:
Link interni:
Keywords:
Link al brevetto: (without guarantee)	GB446338

Aus der Patentschrift GB446338

• DATUM: 27.04.1936
• TITEL: Improvements in and relating to calculating apparatus
• PERSON: DANIEL BROIDO