| 发明名称 |
MEJORAS EN PROYECTIL BALISTICO DE IMPLANTE |
| 摘要 |
913,223 Ballistic projectiles for subsonic propulsion having a helically twisted body portion and a tapered nose portion and having an apparent density of up to 5 g/cm3. The projectiles can be propelled through barrels having a complementary barrel without objectionable fouling. |
| 申请公布号 |
MX154363(A) |
申请公布日期 |
1987.07.31 |
| 申请号 |
MX19770171281 |
申请日期 |
1977.11.10 |
| 申请人 |
MINNESOTA MINING AND MANUFACTURING COMPANY |
发明人 |
JAMES FRANKLIN DRAKE, JR. |
| 分类号 |
A61D7/00;F42B5/02;(IPC1-7):F42B11/30 |
主分类号 |
A61D7/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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