Brevetti   Gran Bretagna  

Patent:GB386147

Brevetto:	GB 386147
Titolo:	Improvements in and relating to calculating machines
Data:	12.01.1933
Luogo:
Nazione:	Gran Bretagna
Persona:
Ditta:	Brunsviga (P) Maschinenwerke Grimme und Natalis
Link interni:
Keywords:
Link al brevetto: (without guarantee)	GB386147

Aus der Patentschrift GB386147

• DATUM: 12.01.1933
• TITEL: Improvements in and relating to calculating machines
• PERSON: BRUNSVIGA MASCHINENWERKE GRIMM