|
US4920313A
|
|
Gravitational mass detector
|
|
US5007083A
|
|
Secure computer
|
|
US4820006A
|
|
Holographic identification system using incoherent light
|
|
US4438491A
|
|
Computer having plural IC chips with each chip including a transceiver
|
|
US4707698A
|
|
Coordinate measurement and radar device using image scanner
|
|
US4228517A
|
|
Recursive filter
|
|
US4292579A
|
|
Thermoelectric generator
|
|
US4164740A
|
|
Synthetic aperture using image scanner
|
|
US4187000A
|
|
Addressable optical computer and filter
|
|
US4156919A
|
|
Feedforward filter
|
|
US4107458A
|
|
Cipher computer and cryptographic system
|
|
US4053750A
|
|
Feedforward filter
|
|
US3971993A
|
|
High capacity recirculating delay loop integrator
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