David B. Chamberlin

DC Dictaphone Corporation.: 2 patents #3 of 7Top 45%

📍 Shelton, CT: #1 of 13 inventorsTop 8%

🗺 Connecticut: #81 of 1,269 inventorsTop 7%

Overall (1982): #15,328 of 81,411Top 20%

Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4328397	Method and apparatus for controlling predetermined machine conditions, such as the operating conditions of a dictation/transcription machine	—	1982-05-04
4309571	Telephone-adapter apparatus for a dictation unit	—	1982-01-05