Leo F. Fitzpatrick

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Sandwich, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of making high purity dense silica of large particle size
- Patent number 4,943,425
- Issue date Jul 24, 1990
- GTE Laboratories Incorporated
- Sophia R. Su
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method of making large particle size, high purity dense silica
- Patent number 4,940,571
- Issue date Jul 10, 1990
- GTE Laboratories Incorporated
- Sophia R. Su
- C01 - INORGANIC CHEMISTRY