A47C 7/444

Support for the head or the back for the back with elastically-mounted {back-rest or backrest-seat unit in the base} frame {with coil springs of torsion type}

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Edits on 16 Mar, 2022

"Entity importer update"

Golden AI

edited on 16 Mar, 2022

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A47C 7/443

Edits on 9 Mar, 2022

"Created via: Entity Importer"

Golden AI

created this topic on 9 Mar, 2022

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A47C 7/444

Support for the head or the back for the back with elastically-mounted {back-rest or backrest-seat unit in the base} frame {with coil springs of torsion type}

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Cooperative Patent Classification

Website

http://data.epo.org/linked-data/def/cpc/A47C7-444

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