METHOD FOR THE MANUFACTURE OF BALL HOLDERS OF BALL POINT PENS HOLDERS MADE BY THE METHOD AND BALL POINT PENS EMBODYING SUCH HOLDERS

摘要

1496763 Ball point pen ALBE SA 17 Dec 1974 [7 Jan 1974 1 Oct 1974] 54461/74 Heading B6P A ball-point pen has a ball seat of aluminium, or of aluminium alloy, which has been subjected to an oxidizing step after being shaped. Preferably the ball-holder is oxidized anodically and coloured appropriately.