Document Type and Number:
Japanese Patent JPS53133747
Kind Code:
U
Application Number:
JP3797877U
Publication Date:
October 23, 1978
Filing Date:
March 30, 1977
Export Citation:
International Classes:
G01J3/02; C03C17/22; C03C17/36; G01J3/28; G02B5/08; (IPC1-7): G02B5/08; C03C17/22; G01J3/28
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