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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
a'Porta; Ruedi
Address:
Oslo 1, NO
No. of patents:
1
Patents:












Patent Number Title Of Patent Date Issued
4198094 Working chair April 15, 1980
A working chair comprising a seat member and a back member, each of which is pivotable about a horizontal shaft mounted in an underframe so that the seat and back members are individually adjustable, and a releasable locking means for fixing of the seat and back members in a set position










 
 
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