Document Type and Number:
Japanese Patent JPS54129259
Kind Code:
U
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Application Number:
JP2315378U
Publication Date:
September 08, 1979
Filing Date:
February 25, 1978
Export Citation:
International Classes:
G01J1/04; H01J5/02; H01J40/02; (IPC1-7): G01J1/04; H01J5/02; H01J39/02