FR726642A - Perfectionnements apportés aux appareils reproducteurs pour copies multiples à l'aide de matrices portant des inscriptions à l'envers
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Perfectionnements apportés aux appareils reproducteurs pour copies multiples à l'aide de matrices portant des inscriptions à l'envers
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B41L—APPARATUS OR DEVICES FOR MANIFOLDING, DUPLICATING OR PRINTING FOR OFFICE OR OTHER COMMERCIAL PURPOSES; ADDRESSING MACHINES OR LIKE SERIES-PRINTING MACHINES
B41L7/00—Apparatus for directly duplicating from hectographic originals, i.e. for obtaining copies in mirror image
B41L7/02—Apparatus for directly duplicating from hectographic originals, i.e. for obtaining copies in mirror image by passing original and copy-sheet or -web between rollers
B41L7/08—Apparatus for directly duplicating from hectographic originals, i.e. for obtaining copies in mirror image by passing original and copy-sheet or -web between rollers with means for moistening or drying
FR726642D1931-11-231931-11-23Perfectionnements apportés aux appareils reproducteurs pour copies multiples à l'aide de matrices portant des inscriptions à l'envers
ExpiredFR726642A
(fr)