| 发明名称 |
PROCEDIMENTO ED APPARECCHIATURA PER FORMARE LASTRE DI VETRO MEDIANTE UNO STAMPO A DEPRESSIONE DEFORMABILE |
| 摘要 |
Glass sheets are shaped while heat-softened by engaging a surface thereof against an apertured surface of a deformable vacuum mold and deforming the vacuum mold while maintaining the heat-softened glass sheet in vacuum engagement thereagainst. |
| 申请公布号 |
IT1194037(B) |
申请公布日期 |
1988.08.31 |
| 申请号 |
IT19810020294 |
申请日期 |
1981.03.11 |
| 申请人 |
PPG INDUSTRIES INC. |
发明人 |
KELLAR JOHN DONALD;PEREMAN GORDON FOSTER |
| 分类号 |
C10G47/00;C03B23/035;C10G1/06;C10G9/00;C10G47/22 |
主分类号 |
C10G47/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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