Reciprocating Contact Patents (Class 178/86)
  • Electromagnetic wave communication systems
    Patent number: 4064458
    Abstract: The proper utilization of that portion of the millimeter wave spectrum that is particularly highly absorbed by the atmosphere is shown in conserve frequency spectrum while permitting a high density of users operating in relatively close proximity.
    Type: Grant
    Filed: November 29, 1973
    Date of Patent: December 20, 1977
    Assignee: S. Sherman
    Inventor: Bernard Collins De Loach, Jr.