PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Cl. ..Gl0d 13/02 [58] Field ofSearch ....84/4l1,414; 264/328 1 June 6,1972 Cheslow ..84/414 Fischer ..264/328 X Hull et a]. ..264/328 X Weinbrenner et al. ..264/328 X Primary Examiner-Stephen J. Tomsky Assistant Examiner-Lawrence R. Franklin Attorney-Johnson & Kline [5 7] ABSTRACT Heads for musical instruments, such as drums, having a vibratile diaphragm section and a peripheral ring section for s
http://www.w3.org/ns/prov#wasQuotedFrom
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