Geometrical instruments – Straight-line light ray type – Alignment device
Patent
1990-03-14
1991-10-01
Haroian, Harry N.
Geometrical instruments
Straight-line light ray type
Alignment device
33508, 33262, 33277, G01C 1512
Patent
active
050521144
ABSTRACT:
A golfing instrument that allows two dissimilar objects, one object presented to the right eye, and the second object presented to the left eye to be seen simultaneously by the golfer, which allows the golfer to align the intended target that the golf ball will travel to be aligned perpendicular to a line crossing the golfer's shoe tips.
REFERENCES:
patent: 4415159 (1983-11-01), Matheny et al.
patent: 4908948 (1990-03-01), Gormley
Levenson Howard A.
Smith, Jr. James H.
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