US PATENT SUBCLASS 65 / 281
.~.~.~ By bending means

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

269  DF  GLASSWORKING OR PREFORM BY OR WITH REHEATING MEANS (E.G., FLAME SEVERING) {8}
275  DF  .~ Mechanical means to reshape preform {1}
276  DF  .~.~ Tubular type preform {5}
281.~.~.~ By bending means

DEFINITION

Classification: 65/281

(under subclass 276) Apparatus comprising means to curve stock, or to straighten curved stock.

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273, for means for converting sheet stock to or from planar sheet.