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US6882426B1
|
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Gas sensor with slotted diffusive gas sample chamber
|
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US3239687A
|
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Switch controlled gating network
|
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US3069562A
|
|
Highly reliable rectifier unit
|
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US3045912A
|
|
Velocity quantizer
|
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US2894064A
|
|
High speed facsimile transmission systems
|
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US2947985A
|
|
Navigation systems
|
|
US3050251A
|
|
Incremental computing apparatus
|
|
US3147371A
|
|
Simplified methods and apparatus for digital computation
|
|
US3063047A
|
|
Firing point locator system
|
|
US2907826A
|
|
Automatic phasing control for facsimile recorders and the like
|
|
US2974867A
|
|
Electronic digital computer
|
|
US2910584A
|
|
Voted-output flip-flop unit
|
|
US2954549A
|
|
Input conversion methods and apparatus
|
|
US2860294A
|
|
Digital position servo systems
|
|
US2995729A
|
|
Electronic digital inventory computer
|
|
US3035768A
|
|
Electronic digital differential analyzer
|
|
US2964708A
|
|
Time interval generating circuits
|
|
US3021062A
|
|
Methods and apparatus for differentiating difunction signl trains
|
|
US2829323A
|
|
Rate digital control system
|
|
US3022949A
|
|
Difunction computing elements
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