US 6445796
AUTOMATIC TELEPHONE-LINE DISCONNECT SYSTEM
Assignee
Filed
Apr 25, 1967
Granted
Sep 3, 2002
Location
Temple Hill MD
35 USC §181 Secrecy Order
Imposed
Jan 15, 1982
Rescinded
May 19, 1999
Duration
17 years, 4 months
Inventor
- 1Edwin C. Myers
Record Details
- Patent number
- US 6445796
- Application
- 04635952
- Aerospace match
- No
- Dataset source
- 35 USC §181 SO records
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Back to patent indexSource: USPTO 35 USC §181 secrecy order records