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Application filed by Keller & Knappich GmbhfiledCriticalKeller & Knappich Gmbh
Application grantedgrantedCritical
Publication of AT82800BpublicationCriticalpatent/AT82800B/de
Perfectionnements aux dispositifs de controle destinés aux monte-charges, aux grues, aux treuils et appareils analogues pour manoeuvrer des charges variables