Portable map display apparatus

Details Portable map display apparatus Portable map display apparatus

1982-08-11

1986-02-11

Chin, Gary

Boots, shoes, and leggings

364424, 340990, 340995, G06F 1550

Patent

active

045702276

ABSTRACT:
A portable map display apparatus stores, in a memory, features of a plurality of points on a given map and features of routes connecting such points and, on receiving input signals concerning a given point of start and a given destination, sequentially displays, on an output device, the information on the optimum route to be followed in reaching the destination from the point of start.

REFERENCES:
patent: 3845289 (1974-10-01), French
patent: 3925641 (1975-12-01), Kashio
patent: 4301506 (1981-11-01), Turco
patent: 4312577 (1982-01-01), Fitzgerald
patent: 4481584 (1984-11-01), Holland

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