Document Type and Number:
Japanese Patent JPS53132246
Kind Code:
U
Application Number:
JP3269978U
Publication Date:
October 20, 1978
Filing Date:
March 16, 1978
Export Citation:
International Classes:
H03K12/00; H03K5/00; H03K5/01; H03K5/08; H04L7/027; (IPC1-7): H03K5/01; H03K5/00
Domestic Patent References:
| JP30002563A |
Foreign References:
| US3626209A | 1971-12-07 |
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