Calculators

Historical Document · 1989

US Patent 4,831,538: Hand-held Navigation and Flight Performance Computer (ASA)

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ASA's menu-driven flight computer with cursor selection and prompted inputs; filed 8 December 1986.

Author
Joseph Cucchiari, James J. Lilje, Makoto Mita
Year
1989
Type
Historical Document
Credit
US Patent and Trademark Office; via Google Patents.

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US Patent 4,831,538: Hand-held Navigation and Flight Performance Computer (ASA)