US PATENT SUBCLASS 396 / 193
.~.~.~ Having unison film advancing and lamp switching

Current as of: June, 1999
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396 /   HD   PHOTOGRAPHY

155  DF  WITH OBJECT ILLUMINATION FOR EXPOSURE {21}
180  DF  .~ Having exposure synchronizer {13}
192  DF  .~.~ Bulb substitution {1}
193.~.~.~ Having unison film advancing and lamp switching

DEFINITION

Classification: 396/193

Having unison film advancing and lamp switching:

(under subclass 192) Subject matter including means for coordinating an advance of a photos:graphic medium (film) with the automatic substitution of the extra flash bulbs.

SEE OR SEARCH THIS CLASS, SUBCLASS:

387+, for camera structure with film drive.

, FOR 790, for a foreign art collection involving a flash unit having spare lamps and camera synchronizing including unison film advance and lamp switching.