PROPORTIONING OF CIRCUITS FOR ATTENUATION 283 



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10. E. I. Green and F. A. Leibe, U. S. Patent No. 2,029,421, February 4, 1936. 



11. H. A. Affel and E. L Green, U. S. Patent No. 1,818,027, August 11, 1931. 



12. S. Butterworth, "Eddv Current Losses in Cylindrical Conductors," Royal 



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14. E. I. Green, U. S. Patent No. 1,854,255, April 19, 1932. 



15. E. L Green, H. E. Curtis and S. P. Mead, U. S. Patent No. 2,034,032, March 



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16. J. R. Carson, "Wave Propagation Over Parallel Wires: The Proximity Effect," 



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17. E. L Green and H. E. Curtis, U. S. Patent No. 2,034,033, March 17, 1936. 



18. H. E. Curtis and S. P. Mead, U. S. Patent No. 2,034,026, March 17, 1936. 



19. E. L Green, U. S. Patent No. 2,034,035, March 17, 1936. 



20. E. I. Green and F. A. Leibe, U. S. Patent 2,034,034, March 17, 1936. 



