Algemeen: Het Engelse patent 165995 voor dit scheermes is verleend in 1921. De reden van de uitvinding volgens het patent: This invention relates to improvements in safety razors, and the object of the invention is to construct a razor of the safety type adapted for shaving parts of the human body containing hollows, for instance, under the arm pits, this being frequently done by actresses and others, or by ladies wearing the prevailing style of evening dress.