Society of Glass Technology · [Sheffield] · leaf 473
le, and atthe same time raising the mould to a position above the level ofthe glass tank, 57, during the gathering operation. S. E. 76. Glass-feeding Device. F. ONeill. Toledo, 0. U.S.A.(Brit. Pat., No. 166605, January 28th, 1920).—According to theinvention, molten glass flows continually in a…
Glass
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