with tensioned springs, e.g. of flat type

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Parts, details, or accessories of chairs or stools > Seat parts > with tensioned springs, e.g. of flat type

Child Classifications

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• A47C 7/282
• A47C 7/285
• A47C 7/287
• A47C 7/30 with springs meandering in a flat plane
• A47C 7/32 with tensioned cords, e.g. of elastic type, in a flat plane