1
Richard A Dye, Donald A Rowley: Laser weapon simulator. Hughes Aircraft Company, W H MacAllister Jr, R A Cardenas, February 17, 1976: US03938262 (50 worldwide citation)

A realistic laser weapon simulator is disclosed which utilizes a laser transmitter in combination with a rifle for teaching marksmanship by firing laser "bullets" at an infrared detector equipped target. The laser weapon includes a piezoelectric crystal coupled to a laser in a housing for mounting a ...


2
Donald A ROWLEY: System for clamping an object to a railing and a table using the system. Drinker Biddle & Reath, November 13, 2008: US20080277550-A1

Provided are a system for clamping an object to a railing and a table and apparatus using the system. In one aspect, the system for clamping an object to a railing includes: a threaded bolt, a knob secured to a first end of the bolt, a first wing with an elongated body that is carried on the bolt, a ...