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Atlas Polar S A
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Atlas Polar S A
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Publication of ES200721A1publicationCriticalpatent/ES200721A1/en
Perfeccionamientos in the manufacture of brooas perforating hammers characterized because they consist of delimiting its intended part. To handle through a series of rubber joints that are inlaid on the drill with interposition of metal washers and that are tightly tightened by metal rings. (Machine-translation by Google Translate, not legally binding)
ES0200721A1950-12-221951-11-30Improvements in the manufacture of drill hammer bits (Machine-translation by Google Translate, not legally binding)
ExpiredES200721A1
(en)
Additional drill device for drilling and countersinking with different profiles in the same operation. (Machine-translation by Google Translate, not legally binding)
New device made of iron and other metals, applicable to keyboard and percussion instruments (Machine-translation by Google Translate, not legally binding)