A valve device for barrel or similar. (Machine-translation by Google Translate, not legally binding)
Реферат: A barrel valve device or the like characterized by a tubular body portion intended to be mounted through an opening in a barrel or the like and containing therein fixed a tubular member having a side end with ports but, so further, closed in the mouth of the body part, said tubular member having an annular valve member that can slide around it for fluid-tight placement in the closed position, concentrically between the mouth of the valve body and the part with lumens of the tubular member. (Machine-translation by Google Translate, not legally binding)
A pneumatic device for the feeding of two extreme threads to an anchor. (Machine-translation by Google Translate, not legally binding)
Номер патента: ES304142A1. Автор: . Владелец: AG Fr Mettler's Sohne. Дата публикации: 1965-02-01.