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.)
Filing date
Publication date
Application filedfiledCritical
Publication of BE340977ApublicationCriticalpatent/BE340977A/fr
B24D15/00—Hand tools or other devices for non-rotary grinding, polishing, or stropping
B24D15/06—Hand tools or other devices for non-rotary grinding, polishing, or stropping specially designed for sharpening cutting edges
B24D15/08—Hand tools or other devices for non-rotary grinding, polishing, or stropping specially designed for sharpening cutting edges of knives; of razors
B24D15/081—Hand tools or other devices for non-rotary grinding, polishing, or stropping specially designed for sharpening cutting edges of knives; of razors with sharpening elements in interengaging or in mutual contact
B24D15/082—Hand tools or other devices for non-rotary grinding, polishing, or stropping specially designed for sharpening cutting edges of knives; of razors with sharpening elements in interengaging or in mutual contact the elements being rotatable