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SHELLMAR PRODUCTS CO
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SHELLMAR PRODUCTS CO
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Application filed by SHELLMAR PRODUCTS COfiledCriticalSHELLMAR PRODUCTS CO
Application grantedgrantedCritical
Publication of FR820371ApublicationCriticalpatent/FR820371A/en
Improvements in processes to facilitate the spreading of layers of hydrophilic colloids, applicable in particular to the manufacture of photographic products