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James T. MacDonald, Jr. Patents |
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Inventor: MacDonald, Jr.; James T.
Address: Pepperell, MA
No. of patents: 2
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| D357667 |
Headset/amplifier interface adaptor |
April 25, 1995 |
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| 5448646 |
Headset interface assembly |
September 5, 1995 |
| An interface assembly for providing an electrical and mechanical interface between a headset and a headset amplifier, includes a transmit signal path for receiving a signal from the headset microphone and for providing an output signal having electrical characteristics compatible with th |
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