Society of Glass Technology · [Sheffield] · leaf 642
stroke. The frequency of these reducedimpulses can be varied by altering theratio of gearing between the shaft, 3,and cam, 9. H. G. C. 364. Arrangement for Maintenance of Temperature duringSheet-glass Drawing. W. G. Clark, New York, U.S.A., andL. N. Bruner, Locarno, Switzerland (Brit. Pat., No.… … Fig. 171.
Glass
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