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Stroboscopic spark advance measuring apparatus
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Engine analyzing apparatus with cathode ray display
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Timing mark locator
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Apparatus for measuring resistance across periodically operating engine ignition switch
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Apparatus for automatically determining and setting length of charging time
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Battery charging apparatus with timing device
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Analyzer for multi-cylinder internal combustion engine having means for identifying individual cylinders
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Automobile diagnostic center
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Transformer with auxiliary reactor winding
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GB1084947A
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Test instrument for a pump
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Test instrument for a pump
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Timing adjusting apparatus for internal combustion engines
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Current control apparatus having phase controlled means for variably controlling the period of conduction
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Variable weld current apparatus having auxiliary arc establishing means
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Polarity control system
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Method and means of voltage testing
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Battery chargers
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Oscillographic method of internal combustion engine analysis
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Heat sink and diode assembly
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CA850792A
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Analyzer for multicylinder internal combustion engine
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