US PATENT SUBCLASS 430 / 144
.~ Powder development of tacky surface

Current as of: June, 1999
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430 /   HD   RADIATION IMAGERY CHEMISTRY: PROCESS, COMPOSITION, OR PRODUCT THEREOF

141  DF  DIAZO REPRODUCTION, PROCESS, COMPOSITION, OR PRODUCT {7}
144.~ Powder development of tacky surface

DEFINITION

Classification: 430/144

Powder development of tacky surface:

(under subclass 141) Processes wherein a tacky latent image on the surface of a medium is developed with a powder or pigment developer.