US4193570A
(en )
1980-03-18
Active nutation controller
US2561367A
(en )
1951-07-24
Gyroscope control system
GB808075A
(enExample )
US2274443A
(en )
1942-02-24
Bate of turn gyroscope
US2588607A
(en )
1952-03-11
Starting arrangement for gyroscopic instruments
GB603430A
(en )
1948-06-16
Improvements relating to gyro-compasses
US2439358A
(en )
1948-04-06
Attitude gyro
US3640137A
(en )
1972-02-08
Erection cutoff system for plural gyroscopes
US2763157A
(en )
1956-09-18
Automatic mechanism for controlling erection of a gyrovertical
US2899828A
(en )
1959-08-18
Stabilizing apparatus
US3282081A
(en )
1966-11-01
Gyroscope testing system
US2567948A
(en )
1951-09-18
Starting arrangement for gyro verticals
US1978425A
(en )
1934-10-30
Ball gyroscopic compass
US3967384A
(en )
1976-07-06
Start-up conditioning means for an azimuth reference
US2942807A
(en )
1960-06-28
Position stabilized pendulum control apparatus
GB1092344A
(en )
1967-11-22
Gyroscope apparatus
US3324731A
(en )
1967-06-13
Start-up conditioning means for an azimuth reference
US2879672A
(en )
1959-03-31
Quick erecting means for gyro verticals
US2429605A
(en )
1947-10-28
Presetting means for long period gyroscopes
US2986946A
(en )
1961-06-06
Automatic erection control for gyroscope
US3466935A
(en )
1969-09-16
Vertical gyro erection control system and method for gyro erection loop cutoff
US2854851A
(en )
1958-10-07
Gyroscope instruments
US2855558A
(en )
1958-10-07
Azimuth reference for high latitudes
US2513222A
(en )
1950-06-27
Control apparatus
US4531298A
(en )
1985-07-30
Apparatus and method for controlling northerly turning error in direction indicating navigational instruments