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Patent:US3053450

Patent:	US 3053450
Title:	Photoelectric digital adder circuit
Date:	11.09.1962
Place:
Country:	USA
Person:	Litz Frank A
Company:	Ibm
Internal Links:
Keywords:
Link to the patent office: (without guarantee)	US3053450 (espacenet),  US3053450 (uspto)

Aus der Patentschrift US3053450

• DATUM: 11.09.1962
• TITEL: Photoelectric digital adder circuit