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Priority to FI893215ApriorityCriticalpatent/FI84387C/en
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Publication of FI84387BpublicationCriticalpatent/FI84387B/en
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Publication of FI84387CpublicationCriticalpatent/FI84387C/en
FOERFARANDE FOER FRAMSTAELLNING AV DUBBELSIDIGT BELAGDA BANDTRANSPORTOERER, I SYNNERHET FOER PAPPERS- OCH TEXTILMASKINER, OCH ANORDNING FOER UTFOERING AV FOERFARANDET.