4. Baths, closets, sinks, and spittoons
  5. Tubs
  6. Convenience accessories

Richard C. Schaffer

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Bathtub chair lift

Baths – closets – sinks – and spittoons – Tubs – Convenience accessories
Reexamination Certificate

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Bathtub chair lift

Baths – closets – sinks – and spittoons – Tubs – Convenience accessories
Patent

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Bathtub with chair lift

Baths – closets – sinks – and spittoons – Tubs – Convenience accessories
Patent

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Toilet duct ventilation system

Baths – closets – sinks – and spittoons – Ventilation – Electric-motor pump
Patent

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Toilet ventilation system

Baths – closets – sinks – and spittoons – Ventilation – Electric-motor pump
Patent

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Profile ID: LFUS-PAI-P-539205

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