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US3289190A
|
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Magnetic readout and display system
|
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US3302456A
|
|
Force measuring apparatus
|
|
US3222003A
|
|
Drive mechanism for tape recorders and/or reproducers
|
|
US3317742A
|
|
Pulse generating apparatus
|
|
US3191166A
|
|
Transducer apparatus with a cyclic oscillatory movement relative to a storage medium
|
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US3212076A
|
|
Data recording system wherein data and reference pulse spacing is characteristic of the intelligence
|
|
US3147335A
|
|
Optical miss-distance indicator
|
|
US3039002A
|
|
Electrooptical tracking apparatus
|
|
US3079539A
|
|
Servosystem and pulse type amplifier
|
|
US3057953A
|
|
Target tracking system
|
|
US3013147A
|
|
Communication system
|
|
US3024449A
|
|
Electro-optical indicating system
|
|
US2968800A
|
|
Shaft position indicator
|
|
US3031652A
|
|
Shaft position indicator
|
|
US3306987A
|
|
Apparatus for compensating for magnetic tape speed variations during playback
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