PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Wave Absorption Embodiment [0168] In one embodiment, the present method is used to attenuate or absorb magnetic, electromagnetic, radio or other airborne waves or signals such as in a medical X-ray room or similar area such as in RF shielding.
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  • freepatentsonline.com