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:
Aug. 13, 1996
Filed:
Jun. 30, 1994
Applicant:
Inventor:
Toru Morimoto, Ichikawa-shi, Chiba, JP;
Assignees:
Other;
Unix Corporation, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04B / ;
U.S. Cl.
CPC ...
181290 ; 181293 ; 181294 ;
Abstract
The present invention provides a membranous-vibration sound absorbing material which can achieve not only good sound absorbing characteristics, workability and strength but also transparency. The membranous-vibration sound absorbing material can also achieve dust-proof and dust-free properties when necessary and can be suitably used for application in clean rooms and the like.