Patents Represented by Law Firm Spellman & Joel
  • Telephone index devices
    Patent number: 3943649
    Abstract: Telephone index devices including a flat base member which may be secured to a telephone and having binding loops which may be closed and opened for replacement of index sheets. The base member is secured to a telephone instrument by a plug and socket structure.
    Type: Grant
    Filed: July 15, 1974
    Date of Patent: March 16, 1976
    Inventor: James P. Foley