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Inventor
KISHIKAWA TOSHIRO
JP
2 patents
Patents
2 patents
US4598980A
Jul 8, 1986
Objective optical system for endoscope
FUJI PHOTO OPTICAL CO LTD
34 citations
90
US3945713A
Mar 23, 1976
Image rotating optical system
FUJI PHOTO OPTICAL CO LTD
23 citations
80