CH438899A -
Drive for a reciprocating working element, in particular the knife feeder of a sewing machine
- Google Patents
Drive for a reciprocating working element, in particular the knife feeder of a sewing machine
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Publication number
CH438899A
CH438899ACH1159166ACH1159166ACH438899ACH 438899 ACH438899 ACH 438899ACH 1159166 ACH1159166 ACH 1159166ACH 1159166 ACH1159166 ACH 1159166ACH 438899 ACH438899 ACH 438899A
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Application filed by Husqvarna Vapenfabriks AbfiledCriticalHusqvarna Vapenfabriks Ab
Publication of CH438899ApublicationCriticalpatent/CH438899A/en