US 6420721
MODULATED INFRARED SOURCE
Assignee
LOCKHEED MARTIN CORPORATION, A MARYLAND CORPORATION
Filed
Jan 20, 1975
Granted
Jul 16, 2002
Location
Bethesda MD (defense contractors)
35 USC §181 Secrecy Order
Imposed
Jul 22, 1982
Rescinded
Sep 7, 2000
Duration
18 years, 1 month
Inventor
- 1JOHN R. KREICK
Sensitive facility: Bethesda MD (defense contractors)
Record Details
- Patent number
- US 6420721
- Application
- 05543299
- Aerospace match
- Yes
- Dataset source
- 35 USC §181 SO records
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Back to patent indexSource: USPTO 35 USC §181 secrecy order records