Photochromic articles and methods for making them

Pile product and method of making the same

Pipe building method and apparatus

Pipe manufacturing line

Pipe-line sections and their process of manufacture

Plant for obtaining sheets with optical effects

Plastic drum

Plastic lens systems, compositions and methods

Plastic lens systems, compositions, and methods

Plastic lenses having a high-refracting index and process...

Plastic net materials

Plastic netting extrusion apparatus

Plastic netting extrusion apparatus and method and products...

Plastic optical fiber

Plastic street shoes and method of making same

Plastic tubular objects and method of manufacturing same

Plasticizing and molding articles from polymer strip

Plastics extrusion dies and method of their manufacture

Plastics material article

Plastics material mesh structure