CH474822ACH953968ACH953968ACH474822ACH 474822 ACH474822 ACH 474822ACH 953968 ACH953968 ACH 953968ACH 953968 ACH953968 ACH 953968ACH 474822 ACH474822 ACH 474822A
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Application filed by Oerlikon MaschffiledCriticalOerlikon Maschf
Priority to CH953968ApriorityCriticalpatent/CH474822A/de
Priority to ES358498Aprioritypatent/ES358498A1/es
Publication of CH474822ApublicationCriticalpatent/CH474822A/de