Direction indicator for navigation

Details Direction indicator for navigation Direction indicator for navigation

1996-12-20

1998-05-12

Bennett, G. Bradley

Geometrical instruments

Indicator of direction of force traversing natural media

Magnetic field responsive

33349, 33355R, G01C 1702

Patent

active

057491500

ABSTRACT:
An electronic audio/visual direction indicator for underwater or other types of navigation which gives unobtrusive and continuous directional feedback without the need for manual manipulation.

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patent: 5175936 (1993-01-01), Sato
patent: 5187871 (1993-02-01), McDermott
patent: 5383280 (1995-01-01), McDermott

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