FR418885A - Perfectionnements dans la fabrication et le montage des ressorts pour la literie et l'ameublement et des ressorts à boudin pour toutes applications
- Google Patents
Perfectionnements dans la fabrication et le montage des ressorts pour la literie et l'ameublement et des ressorts à boudin pour toutes applications
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A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
A47C—CHAIRS; SOFAS; BEDS
A47C23/00—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases
A47C23/04—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases using springs in compression, e.g. coiled
A47C23/043—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases using springs in compression, e.g. coiled using wound springs
A47C23/0438—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases using springs in compression, e.g. coiled using wound springs of special shape
FR418885D1910-08-041910-08-04Perfectionnements dans la fabrication et le montage des ressorts pour la literie et l'ameublement et des ressorts à boudin pour toutes applications
ExpiredFR418885A
(fr)
Perfectionnements dans la fabrication et le montage des ressorts pour la literie et l'ameublement et des ressorts à boudin pour toutes applications