Geometrical instruments – Straight-line light ray type – Aerial bomb sight
Patent
1977-08-29
1979-03-13
Martin, Jr., William D.
Geometrical instruments
Straight-line light ray type
Aerial bomb sight
33244, F41G 146
Patent
active
041434650
ABSTRACT:
A sighting device mounts upon a flat horizontal web secured along the top of the barrel of a gun. It is composed of an elongated vertically-oriented strip which includes a plurality of downwardly-projecting ears individually spaced along the length of the strip. A corresponding plurality of blocks mount the ears respectively to different successive portions of the web.
REFERENCES:
patent: 2118878 (1938-05-01), Bowman
patent: 2231130 (1941-02-01), Lehre
patent: 2479277 (1949-08-01), Terhaar
patent: 3107450 (1963-10-01), Snyder et al.
patent: 3171226 (1965-03-01), Into
patent: 3325937 (1967-06-01), Morrow
patent: 4010564 (1977-03-01), Pettit
Drake Hugh H.
Martin, Jr. William D.
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