Brevetti   Gran Bretagna  

Patent:GB476834

Brevetto:	GB 476834
Titolo:	Improvements in or relating to devices for measuring ratios or quotients
Data:	16.12.1937
Luogo:	Paris, Frankreich
Nazione:	Gran Bretagna
Persona:	Thiboust, Lucien (P)
Ditta:
Link interni:	Analogrechner, Proportionalrechner
Keywords:
Link al brevetto: (without guarantee)	GB476834

Aus der Patentschrift GB476834

• DATUM: 16.12.1937
• TITEL: Improvements in or relating to devices for measuring ratios or quotients
• PERSON: LUCIEN THIBOUST