4. Geometrical instruments

Arthur D. Johnson

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Front-discharge nitrate truck

Conveyors: fluid current – Ambulant or portable – Vehicle mounted
Patent

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Master automotive sensor tester

Communications: electrical – Condition responsive indicating system – Specific condition
Reexamination Certificate

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Means for mounting ignition control modules

Internal-combustion engines – High tension ignition system – Dual systems
Patent

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Method and apparatus for throttle position sensor testing

Electricity: measuring and testing – Fault detecting in electric circuits and of electric components – Instruments and devices for fault testing
Patent

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Method of making a pulley groove

Metal deforming – Process – Tube making or reshaping
Patent

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Profile ID: LFUS-PAI-P-309185

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