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Priority to NL6503991ApriorityCriticalpatent/NL6503991A/xx
Priority to CH435466Aprioritypatent/CH440356A/de
Publication of NL6503991ApublicationCriticalpatent/NL6503991A/xx
E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
E01H1/02—Brushing apparatus, e.g. with auxiliary instruments for mechanically loosening dirt
E01H1/04—Brushing apparatus, e.g. with auxiliary instruments for mechanically loosening dirt taking- up the sweepings, e.g. for collecting, for loading
E01H1/047—Collecting apparatus characterised by the hopper or by means for unloading the hopper
