Brevetti   Gran Bretagna  

Patent:GB190215775

Brevetto:	GB 190215775
Titolo:	Improvements in Calculating Machines
Data:	08.01.1903
Luogo:
Nazione:	Gran Bretagna
Persona:	Goldberg, Hyman Eli (P)
Ditta:
Link interni:
Keywords:
Link al brevetto: (without guarantee)	GB190215775

Aus der Patentschrift GB190215775

• DATUM: 08.01.1903
• TITEL: Improvements in Calculating Machines
• PERSON: GOLDBERG HYMAN ELI US