ES226507A1 - A luminous electric indicator device for express coffee machines (Machine-translation by Google Translate, not legally binding)
- Google Patents
A luminous electric indicator device for express coffee machines (Machine-translation by Google Translate, not legally binding)
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CASTANERA PENAS VALENTIN
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CASTANERA PENAS VALENTIN
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Priority to ES226507ApriorityCriticalpatent/ES226507A1/en
Publication of ES226507A1publicationCriticalpatent/ES226507A1/en
Luminous electric indicator device for espresso coffee machines, characterized by comprising at least six electric lamps, two per phase, of different colors both, which by means of connections to the automatic contactor of the coffee machine, light one or the other according to the pressure reached in it. (Machine-translation by Google Translate, not legally binding)
ES226507A1956-02-041956-02-04A luminous electric indicator device for express coffee machines (Machine-translation by Google Translate, not legally binding)
ExpiredES226507A1
(en)