US PATENT SUBCLASS 396 / 240
.~ Pulse train type

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


396 /   HD   PHOTOGRAPHY

213  DF  EXPOSURE CONTROL CIRCUIT {23}
240.~ Pulse train type

DEFINITION

Classification: 396/240

Pulse train type:

(under subclass 213) Subject matter wherein the exposure control means includes means producing a series of pulses.

SEE OR SEARCH CLASS

327, Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems,

291+, for pulse waveform generators, per se.