| 发明名称 |
USING A MASSIVE, HIGHLY DETAILED, THREE DIMENSIONAL, JEWELRYMODEL AND MOLDS TO PRODUCE TWO, THIN WALLED, EXPENDABLE THERMOPLASTIC REPLICAS, ONE OF WHICH, IS FACING A 180 DEGREE OPPOSITE DIRECTION AND CASTING BOTH IN METAL. |
| 摘要 |
The present invention relates to a method of using a three dimensional master jewelry model and molds to produce two thin walled expendable replicas of the model, one of which, is facing the same direction as the model and the other one is facing a 180 degree opposite direction then casting the replicas in metal.
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| 申请公布号 |
CA2597709(A1) |
申请公布日期 |
2009.03.10 |
| 申请号 |
CA20072597709 |
申请日期 |
2007.09.10 |
| 申请人 |
NEWTON, NANCY BLYTH;NEWTON, ERNEST JOHN |
发明人 |
NEWTON, NANCY BLYTH;NEWTON, ERNEST JOHN |
| 分类号 |
B22C13/08;B22C9/04 |
主分类号 |
B22C13/08 |
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