Glass manufacturing – Processes – Reshaping or surface deformation of glass preform
Patent
1988-11-17
1990-04-03
Kellogg, Arthur
Glass manufacturing
Processes
Reshaping or surface deformation of glass preform
65 78, 65102, 65162, 65275, C03B 2300
Patent
active
049137182
ABSTRACT:
Disclosed is a glass press molding method which comprises a step of heating glass material and a mold die composed at least of an upper mold die and a lower mold die for molding the glass material;
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Nakano Tomomasa
Shigyo Isamu
Yoshimura Fumitaka
Canon Kabushiki Kaisha
Kellogg Arthur
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