4. A - Human Necessities
  5. 62
  6. B

Donald Gray

A - Human Necessities – 62 – B

Inventor

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Inventor

Country: Canada

Filter regeneration and dry cleaning system

D - Textiles – Paper – 06 – F
Patent

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Intermittent detection during analytical reactions

G - Physics – 01 – N
Patent

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Universal head harness

A - Human Necessities – 62 – B
Patent

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Profile ID: LFCA-PAI-P-1249812

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