Modifiche

Still relating to [[1925]] is claimed the creation of an interchangeable nib group, and the production of pens with injection molding plastic parts. There are no clear documentation of these statements but in 1949 advertisement for a subsidiary dedicated to injection molding plastic parts production, there is a claim of more than 20 years experience in the field.

Still about [[1925]] it is claimed the creation of an interchangeable nib group, and the production of pens with injection molding plastic parts, two facts that will place the company ahead in both inventions. While the first claim is supported by a 1924 patent ({{Cite patent|GB|237472}}) there is no clear evidence about the second claim, but in a 1949 [[:File:1949-Mentmore-Plastic.jpg|advertisement]] for a subsidiary dedicated to production of injection molding plastic parts, there is a claim of more than 20 years experience in the field.