ES277534A1
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An automatic weapon (Machine-translation by Google Translate, not legally binding)
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ES271751A1
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A textile machine for spinning (Machine-translation by Google Translate, not legally binding)
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ES271520A1
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A spinning machine (Machine-translation by Google Translate, not legally binding)
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ES147388A1
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Improvements in the devices to lower the lubricant temperature of the engines with liquid cooling, especially of the engines of this type of aircraft.
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ES147362A1
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Improvements introduced in internal combustion engines, especially the star type for aircraft.
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ES146613A1
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Improvements in the artillery pieces, especially in the automatic firearms for the aerodynamic apparatuses.
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ES146594A1
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Improvement in automatic firearms, particularly in lightweight guns for aerodynamic apparatus.
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ES146591A1
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Improvement in automatic firearms, particularly in light aircraft guns.
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ES146579A1
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Improvements in vehicles, particularly in aerodynamics that have to carry cooling radiators.
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ES146547A1
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Improvements in piston machines that have to carry means for cooling, particularly in internal combustion engines of this type.
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ES146539A1
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Improvement in automatic firearms, especially in light guns for airplanes.
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ES146540A1
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Improvement in automatic firearms, especially in light guns for airplanes.
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ES146527A1
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Improvements in the procedures for electrolytic polishing of metals, especially steel.
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ES146463A1
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Perfection improvements in percussion fuzes, especially those for small caliber howitzers.
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ES146171A1
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Perfections introduced into percussion fuses, especially those intended for small grenades.
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