发明授权
US6101339A Camera and system operating from a secondary battery 有权
相机和系统从二次电池运行

Camera and system operating from a secondary battery
摘要:
A camera operating from a secondary battery has a camera body, a unit including a taking lens, and a secondary battery incorporated in the unit. The secondary battery is charged by being supplied with electric power from the camera body. The unit is a lens barrel.
信息查询
0/0