Leroy E. Leonard

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Dayton, MD, US

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Patents Grantslast 30 patents

Information Patent Grant
Solid-state radiation-emitting compositions and devices
- Patent number 5,122,305
- Issue date Jun 16, 1992
- Carol S. Ashley
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...