1
Siefker Robert G: Method of manufacturing a multi-layered strip transmission line printed circuit board integrated package. The United States of America represented by the Secretary of United, Herbert Jr Harry A, Tashjian Arsen, February 25, 1975: US3867759 (26 worldwide citation)

The method of manufacturing the integrated package includes, but is not limited to, the steps of: fabricating a plurality of identical strip transmission line printed circuit board segments, which are to be used to form a plurality, preferably two, of printed circuit boards, with each board to be a ...


2
Thorngate John H, Perdue Phillip T: Stable pulsed light source. The United States of America represented by the Secretary of United, Horan John A, Zachry David S, Deckelmann L M, September 10, 1974: US3835331 (2 worldwide citation)

A pulsed light source is provided for use as a standard source of light for the calibration of photomultiplier tubes and the like. The source utilizes an inexpensive light-emitting diode and produces pulses whose height and length may be adjusted. Temperature stabilization is employed and the diode ...