发明名称 METHOD AND APPARATUS FOR MOVING A MASS
摘要 A combination for performing a variety of functions includes (a) apparatus f or moving a projectile or other mass (10) along an arcuate path (11) and moving the path substantially radially along a local radius of curvature and (b) a toll, vehicle or other article (14) for receiving such projectile and being moved thereby.
申请公布号 CA2485658(A1) 申请公布日期 2003.12.11
申请号 CA20032485658 申请日期 2003.05.20
申请人 WESTMEYER, PAUL A.;MAZAHERI, RENEE 发明人 WESTMEYER, PAUL A.;MAZAHERI, RENEE
分类号 E21B7/00;(IPC1-7):E21B7/26;F41B3/04 主分类号 E21B7/00
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