4. A - Human Necessities
  5. 42
  6. B

Roger M. Ball

A - Human Necessities – 42 – B

Inventor

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Details

Inventor

Country: Canada

Note-holding accessory for a safety helmet

B - Operations – Transporting – 42 – D
Patent

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Protective headgear and detachable face protector

A - Human Necessities – 42 – B
Patent

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Protective headgear and detachable face protector

A - Human Necessities – 42 – B
Patent

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Safety helmet with improved retaining assembly

A - Human Necessities – 42 – B
Patent

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Strap and buckle assembly

A - Human Necessities – 44 – B
Patent

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Safety helmet with improved retaining assembly

A - Human Necessities – 42 – B
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Strap and buckle assembly

A - Human Necessities – 44 – B
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

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Profile ID: LFCA-PAI-P-1941659

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