Brumbaugh, Graves, Donohue & Raymond
One-way reducing and enlarging printer
 A one-way reducing and enlarging printer to print a reduced or enlarged image in one direction onto a photosensitive material comprising a photosensitive material holder to mount the photosensitive material, a negative holder having a light transmissive property to mount a negative at a position opposite to the photosensitive material, a light source, a douser having a slit opening and placed between the light source and the negative, and control device to control relative motion among the photosensitive material holder, the negative holder, and the douser by the signals from a signal generating device. 
Dainippon Screen Mfg. Co., Ltd.
G
G03B
inventional
Tomiji Yasumasa Fumihiko Hiroshi Makoto Tomohiro Masaji
Hotta Shimizu Nishida Yamashita Urata Yoshida Mizuta