Patent classifications
C
CHEMISTRY; METALLURGY
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C03
GLASS; MINERAL OR SLAG WOOL
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C03B
MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
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9/00
Blowing glass; Production of hollow glass articles
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C03B9/30
Details of blowing glass; Use of materials for the moulds
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C03B9/38
Means for cooling, heating, or insulating glass-blowing machines; or for cooling the glass moulded by the machine
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