Brevetti   Gran Bretagna  

Patent:GB1114917

Brevetto:	GB 1114917
Titolo:	Improvements in or relating to Slide Rules
Data:	22.05.1968
Luogo:
Nazione:	Gran Bretagna
Persona:
Ditta:	Blundell Rules Ltd
Link interni:
Keywords:
Link al brevetto: (without guarantee)	GB1114917

Aus der Patentschrift GB1114917

• DATUM: 22.05.1968
• TITEL: Improvements in or relating to slide rules
• PERSON: BLUNDELL RULES LTD