The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 07, 1992
Filed:
Aug. 31, 1990
Applicant:
Inventor:
Chao-Li Chang, Hsien, TW;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428 358 ; 138115 ; 428 369 ; 428188 ;
Abstract
An apparatus includes an elongated flexible tube with an oblong cross section. A plurality of longitudinal partition walls are formed along the elongated tube. A plurality of slots are formed between the partitions into which are inserted a plurality of metal plates so as to strengthen the elongated tube. The tube is to be used to make furniture.