Patents Assigned to A.R.M.
  • Access identification apparatus
    Patent number: 4333328
    Abstract: Access identification apparatus which includes key operated switch actuating plates with exterior tangs that rock in one rotary direction to rock switch actuating elements in the opposite angular direction.
    Type: Grant
    Filed: May 2, 1980
    Date of Patent: June 8, 1982
    Assignee: A.R.M.
    Inventor: John D. Platt