|Note_en=Advertising for the [[Duofold]] model for beeing capable to write whitout pressure (a reference to the ''[[Pressureless Touch]]'', citing also [[Parker improvements|47 improvements]]), for beeing unbreakable and lighter because of ''[[Permanite]]'', for the sealing cap, the button filler and the 25 year warranty on the nib. | |Note_en=Advertising for the [[Duofold]] model for beeing capable to write whitout pressure (a reference to the ''[[Pressureless Touch]]'', citing also [[Parker improvements|47 improvements]]), for beeing unbreakable and lighter because of ''[[Permanite]]'', for the sealing cap, the button filler and the 25 year warranty on the nib. |