US 6211839
POLARIZED PLANAR LOG PERIODIC ANTENNA
Assignee
TRW INC., ONE SPACE PARK, REDONDO BEACH, CA, A CORP. OF OH
Filed
Aug 22, 1988
Granted
Apr 3, 2001
Location
POWAY CA US
35 USC §181 Secrecy Order
Imposed
Aug 29, 1989
Rescinded
Nov 3, 2000
Duration
11 years, 2 months
Inventor
- 1DONN VAN DYKE CAMPBELL
Record Details
- Patent number
- US 6211839
- Application
- 07234702
- 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