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Publication of BE502762ApublicationCriticalpatent/BE502762A/fr
E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
E01C23/02—Devices for making, treating or filling grooves or like channels in not-yet-hardened paving, e.g. for joints or markings; Removable forms therefor; Devices for introducing inserts or removable insert-supports in not-yet-hardened paving
E01C23/021—Removable, e.g. reusable, forms for grooves or like channels ; Installing same prior to placing the paving