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Patent applications and USPTO patent grants for Caldwell; David L..The latest application filed is for "filament guide assembly especially useful in combination with filament finish applicators".
Patent | Date |
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Filament guide assembly especially useful in combination with filament finish applicators Grant 6,067,928 - Holzer, Jr. , et al. May 30, 2 | 2000-05-30 |
Container orienting apparatus Grant 4,465,175 - Caldwell August 14, 1 | 1984-08-14 |
Vehicle floor mat retainer Grant 4,403,895 - Caldwell , et al. September 13, 1 | 1983-09-13 |
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