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Patent applications and USPTO patent grants for Hartlein; Robert C..The latest application filed is for "combustible cartridges".
Patent | Date |
---|---|
Combustible Cartridges Grant 3,670,649 - Hartlein , et al. June 20, 1 | 1972-06-20 |
Dirt-resistant Silicone Rubber Grant 3,639,155 - Hartlein , et al. February 1, 1 | 1972-02-01 |
Laminated Article Comprising A Polyolefin And A Siliceous Material Coated With A Silane And A Chlorinated Organic Compound Grant 3,630,827 - Hartlein December 28, 1 | 1971-12-28 |
Reinforced Polystyrene And Its Copolymers Grant 3,619,229 - Hartlein November 9, 1 | 1971-11-09 |
Room Temperature Vulcanizable Siloxane Block Copolymer Grant 3,607,972 - Kiles , et al. September 21, 1 | 1971-09-21 |
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