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Improvements in and relating to the construction of pince-nez frames or clips, or rimless pince-nez mounts, clips or bridges, or rimless spectacle mounts or bridges
Improvements in and relating to the construction of pince-nez frames or clips, or rimless pince-nez mounts, clips or bridges, or rimless spectacle mounts or bridges
Perfectionnements apportés aux montures de verres optiques tels notamment que les lentilles, les verres de lunettes, de pince-nez et les articles analogues