US PATENT SUBCLASS 65 / 67
.~.~ Converting sheet to hollow product or hollow product to sheet

Current as of: June, 1999
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65 /   HD   GLASS MANUFACTURING

17.1  DF  PROCESSES {32}
66  DF  .~ Forming product or preform from molten glass {7}
67.~.~ Converting sheet to hollow product or hollow product to sheet

DEFINITION

Classification: 65/67

(under subclass 66) Processes which include the step of (1) transforming a sheet which still retains its heat of formation into a hollow article, or (2) transforming a hollow article which still retains its heat of formation into a sheet.