Patents
- US patent 3974338, Luzier, Harman E; Colt, Jon C & Cobb, Douglas R, "Apparatus for automatic message reprogramming of a message announcement system", published 1976-08-10, issued 1976-08-10, assigned to The Audichron Company
- US patent 4005491, Walker, Walter P; Smith, Leary W & Cofer Jr, Frank H et al., "Dampened transducer support apparatus for message announcing system", published 1977-01-25, issued 1977-01-25, assigned to The Audichron Company
- US patent 4389546, Glisson, David; Huber, Gerald & Biskey, Bruce, "Digital announcement system including remote loading and interrogation", published 1983-06-21, issued 1983-06-21, assigned to The Audichron Company
- US patent 4406925, Jordan, Royce D & O'Neal, Edgar L, "Message delivery system", published 1983-09-27, issued 1983-09-27, assigned to The Audichron Company
- US patent 4446337, Cofer, Frank H, "Method and apparatus for revertive automatic intercept message delivery in a telephone system", published 1984-05-01, issued 1984-05-01, assigned to The Audichron Company
- US patent 4791666, Cobb, Douglas R; Glisson, David K & Fields, Raymond C et al., "Automatic intercept system interface for electromechanical telephone central office", published 1988-12-13, issued 1988-12-13, assigned to The Audichron Company
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