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DEQUEKER SOC
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DEQUEKER SOC
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Publication of FR700482ApublicationCriticalpatent/FR700482A/en
B41L—APPARATUS OR DEVICES FOR MANIFOLDING, DUPLICATING OR PRINTING FOR OFFICE OR OTHER COMMERCIAL PURPOSES; ADDRESSING MACHINES OR LIKE SERIES-PRINTING MACHINES
B41L3/00—Platens or like sheet supports for manifolding using pressure-sensitive layers or intermediaries, e.g. for book-keeping purposes
B41L3/08—Platens or like sheet supports for manifolding using pressure-sensitive layers or intermediaries, e.g. for book-keeping purposes with non-mechanical means for holding the elements in registered position, e.g. magnetic means
FR700482D1929-11-211929-11-21
Method and device for keeping books
ExpiredFR700482A
(en)