4. Electric lamp and discharge devices
  5. Spark plugs
  6. Shaped electrode chamber, insulator end, shell skirt, baffle...

Mai Nakamura

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Method for manufacturing spark plug

Electric lamp or space discharge component or device manufacturi – Process – Spark plug or spark gap making
Reexamination Certificate

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Spark plug having a metallic shell with defined relationship...

Electric lamp and discharge devices – Spark plugs – Shaped electrode chamber – insulator end – shell skirt – baffle...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2264348

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