PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Patent US4259814 - Tool sharpening machine - Google PatentsSearch Images Maps Play YouTube News Gmail Drive More ??Sign inAdvanced Patent SearchPatentsAn improved sharpening machine is provided for easy, extremely accurate sharpening of a variety of tools such as lathe, boring and cutting tools.
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