Brevetti   Gran Bretagna  

Patent:GB316460

Brevetto:	GB 316460
Titolo:	Improvements relating to calculating instruments for use in solving navigational problems
Data:	01.08.1929
Luogo:
Nazione:	Gran Bretagna
Persona:	Peder Olai Hansen Furevik
Ditta:
Link interni:
Keywords:
Link al brevetto: (without guarantee)	GB316460

Aus der Patentschrift GB316460

• DATUM: 01.08.1929
• TITEL: Improvements relating to calculating instruments for use in solving navigational problems
• PERSON: PEDER OLAI HANSEN FUREVIK