发明申请
US20090124403A1 BOWLING BUMPER SYSTEM AND METHOD OF USE AND INSTALLATION 有权
BOWLING BUMPER系统及其使用和安装方法

BOWLING BUMPER SYSTEM AND METHOD OF USE AND INSTALLATION
摘要:
A bowling bumper system is provided. The bowling bumper system and more particularly an actuator or actuator assembly is decoupled from the bumpers, themselves, and configured to move the bumpers into an extended or retracted position.
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