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HIERONYMUS KURT
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HIERONYMUS KURT
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Application filed by HIERONYMUS KURTfiledCriticalHIERONYMUS KURT
Publication of ES148121A1publicationCriticalpatent/ES148121A1/en
Una lámpara minera transportable especialmente con batería eléctricacaracterizada porque para emitir señales o recibirlasespecialmente en los salvamentosse monta en la lámpara preferentemente entre la parte de la lámpara propiamente taly la bateríaun aparato de radio sencillo servido por la corriente de la batería.A transportable mining lamp, especially with an electric battery, characterized in that to emit signals or receive them, especially in salvage, a simple radio device is mounted on the lamp, preferably between the part of the lamp itself and the battery, and a simple radio set powered by the current from the battery.
ES0148121A1939-03-051940-03-05
TRANSPORTABLE MINING LAMP ESPECIALLY WITH ELECTRIC BATTERY
ExpiredES148121A1
(en)
A PROCEDURE FOR THE FIRM CONNECTION AND ELECTRICALLY CONDUCTOR OF POROUS CONDUCTORS, ESPECIALLY THE CARBON, BETWEEN ITSELF AND WITH OTHER METAL CONDUCTORS