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Priority to JP1978046445UpriorityCriticalpatent/JPS5616132Y2/ja
Publication of JPS54148504UpublicationCriticalpatent/JPS54148504U/ja
Application grantedgrantedCritical
Publication of JPS5616132Y2publicationCriticalpatent/JPS5616132Y2/ja
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
A47C23/06—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases using wooden springs, e.g. of slat type ; Slatted bed bases