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Kolen & Delhumeau Soc
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Kolen & Delhumeau Soc
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Application filed by Kolen & Delhumeau SocfiledCriticalKolen & Delhumeau Soc
Application grantedgrantedCritical
Publication of FR544184ApublicationCriticalpatent/FR544184A/en
Improvements made to removable devices for weighing down or straining flexible or flexible parts, in particular grippers for processing photographic films