US PATENT SUBCLASS 396 / FOR 790
.~.~.~ Having unison film advance and lamp switching (354/144)

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

FOR 771  DF  OBJECT ILLUMINATION COMBINED WITH CAMERA STRUCTURE (354/126) {5}
FOR 776  DF  .~ Having camera synchronization (354/129) {15}
FOR 789  DF  .~.~ Flash unit includes spare lamps (354/143) {1}
FOR 790.~.~.~ Having unison film advance and lamp switching (354/144)

DEFINITION

Classification: 396/FOR.790

Having unison film advance and lamp switching: (354/144)

Subject matter under subclass FOR 789 including means for coordinating the introduction of unexposed light sensitive surface into an exposing position and the substitution of an operative illumination lamp into illumination position.