Brevetti   Stati Uniti  

Patent:US2628026

Brevetto:	US 2628026
Titolo:	Key-Driven Calculating Machine
Data:	10.01.1953
Luogo:
Nazione:	Stati Uniti
Persona:	Turck, Joseph Abraham Valentine (P)
Ditta:
Link interni:
Keywords:
Link al brevetto: (without guarantee)	US2628026 (espacenet),  US2628026 (uspto)

Aus der Patentschrift US2628026

• DATUM: 10.02.1953
• TITEL: Key-driven calculating machine
• PERSON: FELT AND TARRANT MFG COMPANY
• Patent Family: ( Patent:US2628026, Patent:US2646219 )