Patents   USA  

Patent:US2648254

Patent:	US 2648254
Title:	Logarithmic Exposure Meter
Date:	11.08.1953
Place:
Country:	USA
Person:	Stimson, A. G. (P) et al
Company:
Internal Links:
Keywords:
Link to the patent office: (without guarantee)	US2648254 (espacenet),  US2648254 (uspto)

Aus der Patentschrift US2648254

• DATUM: 11.08.1953
• TITEL: Logarithmic exposure meter
• PERSON: GEN ELECTRIC
• Patent Family: ( Patent:US2648254, Patent:US2739506, Patent:US2766654 )