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Publication of FR317680ApublicationCriticalpatent/FR317680A/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
FR317680D1902-01-111902-01-11
Improvements in devices for copying documents, drawings and their equivalents
ExpiredFR317680A
(en)