ES3200A2 -
New devices to light rail wagons by gas, consisting of the use of a single spiral spring, allowing to regulate the gas pressure in a single screw.
- Google Patents
New devices to light rail wagons by gas, consisting of the use of a single spiral spring, allowing to regulate the gas pressure in a single screw.
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Individual
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Individual
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Priority to ES3200ApriorityCriticalpatent/ES3200A2/en
Publication of ES3200A2publicationCriticalpatent/ES3200A2/en
ES3200A1883-03-211883-03-21
New devices to light rail wagons by gas, consisting of the use of a single spiral spring, allowing to regulate the gas pressure in a single screw.
ExpiredES3200A2
(en)
A device that is constituted as a channel for the transfer of liquids, which allows a man to carry it out by himself, avoiding the transfer of the barrel that remains immobile.