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

Frank L. Roberts

A - Human Necessities – 47 – C

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Inventor

Country: Canada

Back rest

A - Human Necessities – 47 – C
Patent

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Back rest

A - Human Necessities – 47 – C
Patent

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Backrest with integral inflatable lumbar support

A - Human Necessities – 47 – C
Patent

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Demountable backrest

A - Human Necessities – 47 – C
Patent

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Pillow

A - Human Necessities – 47 – G
Patent

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Pillow

A - Human Necessities – 47 – G
Patent

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Profile ID: LFCA-PAI-P-569224

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