US PATENT SUBCLASS 396 / FOR 916
.~ Photocell controlled (354/298)

Current as of: June, 1999
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396 /   HD   PHOTOGRAPHY

FOR 915  DF  FLUID-TREATING APPARATUS (354/297) {14}
FOR 916.~ Photocell controlled (354/298)

DEFINITION

Classification: 396/FOR.916

Photocell controlled: (354/298)

Subject matter under subclass FOR 915 with a light responsive device which regulates some portion of the fluid treating apparatus.