D. Leonard Sprouse

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Mandarin, FL, US

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Patents Grantslast 30 patents

Information Patent Grant
Joining concrete form panels to cast an inside corner wall structure
- Patent number 4,447,035
- Issue date May 8, 1984
- Strickland Systems, Inc.
- H. Grady Ivey
- B28 - WORKING CEMENT, CLAY, OR STONE