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MULTITEX
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MULTITEX
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Publication of FR1004560ApublicationCriticalpatent/FR1004560A/en
B41L—APPARATUS OR DEVICES FOR MANIFOLDING, DUPLICATING OR PRINTING FOR OFFICE OR OTHER COMMERCIAL PURPOSES; ADDRESSING MACHINES OR LIKE SERIES-PRINTING MACHINES
B41L11/00—Apparatus for directly duplicating from hectographic masters in mirror image, i.e. "wet duplicators" for producing positive copies
FR1004560D1947-05-091947-05-09
Improvement brought to duplicating machines and, in particular, to those using a developer liquid
ExpiredFR1004560A
(en)