4. Chemical apparatus and process disinfecting, deodorizing, preser
  5. Chemical reactor
  6. Waste gas purifier

Donavon L. Feaster

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Catalytic booster device for vehicular exhaust systems and metho

Chemical apparatus and process disinfecting – deodorizing – preser – Chemical reactor – Waste gas purifier
Patent

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Miniature switches

Electricity: circuit makers and breakers – Multiple circuit control – Pivoted contact
Patent

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Miniature switches

Electricity: circuit makers and breakers – Multiple circuit control – Reciprocating contact
Patent

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Miniature switches

Electricity: circuit makers and breakers – Multiple circuit control – Operating means
Patent

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Roll section and manufacture of sleeved roller therewith

Metal working – Means to assemble or disassemble – Puller or pusher means – contained force multiplying operator
Patent

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Profile ID: LFUS-PAI-P-239163

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