Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of BE461888ApublicationCriticalpatent/BE461888A/xx
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
B23P17/00—Metal-working operations, not covered by a single other subclass or another group in this subclass
B23P17/04—Metal-working operations, not covered by a single other subclass or another group in this subclass characterised by the nature of the material involved or the kind of product independently of its shape
B23P17/06—Making steel wool or the like
A—HUMAN NECESSITIES
A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
A47L13/00—Implements for cleaning floors, carpets, furniture, walls, or wall coverings
A47L13/02—Scraping
A47L13/04—Scraping with steel wool
B—PERFORMING OPERATIONS; TRANSPORTING
B24—GRINDING; POLISHING
B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
B24D11/00—Constructional features of flexible abrasive materials; Special features in the manufacture of such materials
B24D11/001—Manufacture of flexible abrasive materials
B24D11/005—Making abrasive webs
B24D11/006—Making abrasive webs without embedded abrasive particles