Invention Grant
US07731451B2 Magnetic cover remover 失效
磁性膜去除剂

Magnetic cover remover
Abstract:
A cover removal apparatus includes a frame, an electromagnet and a power source, which is electrically coupled to the electromagnet for selectively energizing the electromagnet. The removal apparatus may further include means for positioning the electromagnet relative to a cover and/or means for loosening the cover.
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