05365669 is referenced by 44 patents and cites 10 patents.

A boresight for determining the accuracy of a gunsight wherein a cartridge-shaped housing is dimensioned to fit within the gun chamber. A laser is contained in the housing. A switch is positioned in the end surface of the boresight housing to be contacted by the bolt face of the gun. The switch contains an indentation to receive the firing pin when the bolt face contacts the switch to activate the laser and illuminate a distant spot.

Title
Laser boresight for the sighting in of a gun
Application Number
7/996088
Publication Number
5365669
Application Date
December 23, 1992
Publication Date
November 22, 1994
Inventor
Charles A Finn
2955 Cottingham, Oceanside, 92054
CA, US
Joseph M Rustick
3043 E. Cyrpess, Phoenix, 85008
AZ, US
Agent
Joseph H Roediger
IPC
G01B 11/27
F41G 1/54
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