CA491174A - Machine pour le developpement de papiers heliographiques - Google Patents

Machine pour le developpement de papiers heliographiques

Info

Publication number
CA491174A
CA491174A CA491174A CA491174DA CA491174A CA 491174 A CA491174 A CA 491174A CA 491174 A CA491174 A CA 491174A CA 491174D A CA491174D A CA 491174DA CA 491174 A CA491174 A CA 491174A
Authority
CA
Canada
Prior art keywords
heliographic
papers
developing
machine
heliographic papers
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA491174A
Other languages
English (en)
Inventor
Veyret Louis
Pont Lucien
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cellophane SA France
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA491174A publication Critical patent/CA491174A/fr
Expired legal-status Critical Current

Links

CA491174A Machine pour le developpement de papiers heliographiques Expired CA491174A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA491174T

Publications (1)

Publication Number Publication Date
CA491174A true CA491174A (fr) 1953-03-10

Family

ID=35630915

Family Applications (1)

Application Number Title Priority Date Filing Date
CA491174A Expired CA491174A (fr) Machine pour le developpement de papiers heliographiques

Country Status (1)

Country Link
CA (1) CA491174A (fr)

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