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Priority to JP10718189UpriorityCriticalpatent/JPH0523099Y2/ja
Publication of JPH0345751UpublicationCriticalpatent/JPH0345751U/ja
Application grantedgrantedCritical
Publication of JPH0523099Y2publicationCriticalpatent/JPH0523099Y2/ja
A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
A47C—CHAIRS; SOFAS; BEDS
A47C7/00—Parts, details, or accessories of chairs or stools
A47C7/36—Support for the head or the back
A47C7/40—Support for the head or the back for the back
A47C7/44—Support for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame
A47C7/448—Support for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame with resilient blocks
