Navigational aid

Details Navigational aid Navigational aid

1980-04-28

1982-03-16

Yasich, Daniel M.

Signals and indicators

Indicators

Operator movable

343112PT, G01S 508, G09F 900

Patent

active

043195415

ABSTRACT:
A navigational aid including a color coded display of all significant information regarding the location and operation of sequenced radio beacons within a selected geographical area and a disc type indicator for selectively revealing information regarding a particular beam while masking information relating to all other beams.

REFERENCES:
patent: 1643290 (1927-09-01), Anderson
patent: 3249085 (1966-05-01), St. Jean
patent: 3347204 (1967-10-01), Beall
patent: 3350007 (1967-10-01), Urben
patent: 3570448 (1971-03-01), Gates
patent: 3727226 (1973-04-01), Bush
patent: 3778832 (1973-12-01), Carruthers
patent: 3804057 (1974-04-01), Toscan
patent: 4096633 (1978-06-01), Nolan
patent: 4194111 (1980-03-01), Katz

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