| http://www.w3.org/ns/prov#value | - This frame 20 is then punched; for example the frame can consist of a flat iron 21 pierced with orifices such as 22 as shown in FIG. 2, or constituted in an equivalent manner, for example formed of a section on which are fastened spaced pins intended to carry the glass to form a gap in which the air can circulate, or a section in which striae or grooves are made to let the air pass, or a section w
|
