A61C 2013/2756
Having a y-shaped cross-section
Official title: {having a Y-shaped cross-section}
A61C2013/2756 (Having a y-shaped cross-section) appears on 1 US grants and 0 published applications in this corpus.
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- 21 Aug 1990
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| Year | Granted patents | Published applications |
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| 1990 | 1 | 0 |
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