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Class Information
Number: 5/704
Name: Beds > Mattress (for whole body) > Having handle > Combined with means providing ventilation
Description: Mattress combined with an aperture permitting circulation of air between the interior and the exterior of the mattress.

Patents under this class:

Patent Number Title Of Patent Date Issued
7065849 Method of producing waterproof foam mattresses Jun. 27, 2006
6182315 Structure of three-layer venting mattress Feb. 6, 2001
6131220 Mat for nursing bed Oct. 17, 2000

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