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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to FR7402984ApriorityCriticalpatent/FR2258875A1/fr
Publication of FR2258875A1publicationCriticalpatent/FR2258875A1/fr
Application grantedgrantedCritical
Publication of FR2258875B3publicationCriticalpatent/FR2258875B3/fr
A63C—SKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
A63C5/00—Skis or snowboards
A63C5/04—Structure of the surface thereof
FR7402984A1974-01-241974-01-24Cross country ski with sole zones of differing friction - to suit various gradients or snow conditions
GrantedFR2258875A1
(en)