Danvou La Ferriere, FR
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Patent Grant
Charles Legrand
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Patent Application
Universite de Rennes 1
Claude Lapinte
G01 - MEASURING TESTING
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Patent Application
Edmond Roussel
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Patent Application
Edmond Roussel
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
