Document Type and Number:
Japanese Patent JPS50142797
Kind Code:
A
Application Number:
JP5206374A
Publication Date:
November 17, 1975
Filing Date:
May 10, 1974
Export Citation:
International Classes:
C12J1/04; C12J1/00; C12J1/10; (IPC1-7): C12J1/00; C12J1/10; C12L7/00