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Patent applications and USPTO patent grants for Stoltzfus; Daniel R..The latest application filed is for "protective shield for concrete hose joints".
Patent | Date |
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Protective shield for covering concrete hose joints Grant D933,173 - Stoltzfus , et al. October 12, 2 | 2021-10-12 |
Protective shield for concrete hose joints Grant D919,774 - Stoltzfus , et al. May 18, 2 | 2021-05-18 |
Protective shield for concrete hose joints Grant 10,550,990 - Stoltzfus , et al. Fe | 2020-02-04 |
Protective Shield For Concrete Hose Joints App 20190277432 - Stoltzfus; Daniel R. ;   et al. | 2019-09-12 |
Protective shield for concrete hose joints Grant 10,302,241 - Stoltzfus , et al. | 2019-05-28 |
Protective Shield for Concrete Hose Joints App 20160123518 - Stoltzfus; Daniel R. ;   et al. | 2016-05-05 |
Apparatus for moving concrete pump hoses Grant 8,312,957 - Stoltzfus November 20, 2 | 2012-11-20 |
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