4. Textiles: weaving
  5. Fabrics
  6. Cross weave

Eric Cammenga

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Backrest

Chairs and seats – Bottom or back with means to alter contour – Providing support for lower back region
Reexamination Certificate

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Chair with a linkage assembly

Chairs and seats – Back movement resiliently opposed in operating position – Back and seat adjust simultaneously
Reexamination Certificate

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Office chair

Chairs and seats – Back movement resiliently opposed in operating position – Back and seat adjust simultaneously
Reexamination Certificate

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Office chair

Chairs and seats – Having detachably interfitting parts or components; i.e.,... – Detachable fabric component
Patent

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Process for making an office chair

Metal working – Method of mechanical manufacture – Assembling or joining
Patent

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Profile ID: LFUS-PAI-P-308647

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