| 摘要 |
1,083,745. Secret television systems. L. R. KAHN. Oct. 16, 1964 [Oct. 18, 1963], No. 9181/67. Divided out of 1,083,744. Headings H4F and H4R. The description is identical with that in Specification 1,083,744 but the claims are directed to the method and apparatus for decoding the signal at the television receiver. |
