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Application filed by Inst Gornogo Dela Sibirskogo OfiledCriticalInst Gornogo Dela Sibirskogo O
Priority to AR24241572ApriorityCriticalpatent/AR194108A1/es
Application grantedgrantedCritical
Publication of AR194108A1publicationCriticalpatent/AR194108A1/es
AR24241572A1972-06-071972-06-07Un dispositivo de percusion reversible para producir las aberturas en el suelo mediante la compactacion de este ultimo
AR194108A1
(es)