CH451855A - Col et procédé pour sa fabrication
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Col et procédé pour sa fabrication
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Publication number
CH451855A
CH451855ACH1194065ACH1194065ACH451855ACH 451855 ACH451855 ACH 451855ACH 1194065 ACH1194065 ACH 1194065ACH 1194065 ACH1194065 ACH 1194065ACH 451855 ACH451855 ACH 451855A
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Publication date
Application filed by George Davies Harold, Charles Price Frederick, George Tullett Walter, Morris HenryfiledCriticalGeorge Davies Harold
Publication of CH451855ApublicationCriticalpatent/CH451855A/fr