75139 ⎘
Closures not otherwise provided for with means for venting air or gas whereby venting occurs by automatic opening of the closure, container or other element the element being a valve formed by an elastic band closing an opening in a tubular part of the closure encircled by said band
Hermetic container for food with automatic valve for discharging the steam produced by heating the food, in particular in a microwave oven, and relative automatic steam discharge valve
#2Foam generator for compression receptacles
#3FLUID PACKAGING CONTAINER