Vertically Swinging Patents (Class 14/60)
Locking (Class 14/61)
  • Telephone set base
    Patent number: D250109
    Type: Grant
    Filed: April 17, 1978
    Date of Patent: October 31, 1978
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventors: Donald M. Genaro, John A. Meyerle, Rembert R. Stokes, Gordon E. Sylvester, Alvin R. Tilley