Brevetti   Gran Bretagna  

Patent:GB429717

Brevetto:	GB 429717
Titolo:	Improvements in navigating and calculating apparatus for aircraft
Data:	05.06.1935
Luogo:
Nazione:	Gran Bretagna
Persona:	Charles Herbert Colvin
Ditta:
Link interni:
Keywords:
Link al brevetto: (without guarantee)	GB429717

Aus der Patentschrift GB429717

• DATUM: 05.06.1935
• TITEL: Improvements in navigating and calculating apparatus for aircraft
• PERSON: CHARLES HERBERT COLVIN