4. A - Human Necessities
  5. 47
  6. L

Robert L. Jr. Crevling

A - Human Necessities – 47 – L

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Inventor

Country: United States Of America

Assembly of tank lid and fan means of a wet/dry vacuum

A - Human Necessities – 47 – L
Patent

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Caster and dolly wheel attachments for cylindrical tanks

B - Operations – Transporting – 60 – B
Patent

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Cleaning device with pivoting tank

A - Human Necessities – 47 – L
Patent

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Current regulating switch circuit

H - Electricity – 02 – P
Patent

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Dolly bumper

B - Operations – Transporting – 62 – B
Patent

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Profile ID: LFCA-PAI-P-1082899

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