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Patent applications and USPTO patent grants for Siqueiros; Baltazar.The latest application filed is for "method and apparatus for lifting and securing a concrete panel in place above a road bed".
Patent | Date |
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Method And Apparatus For Lifting And Securing A Concrete Panel In Place Above A Road Bed App 20150167260 - Siqueiros; Baltazar | 2015-06-18 |
Apparatus And Method For Joining Adjacent Concrete Panels App 20150078822 - Backhaus; Thomas J. ;   et al. | 2015-03-19 |
Grout Containment Sheet And Method App 20140369750 - Siqueiros; Baltazar | 2014-12-18 |
Method and apparatus for lifting and leveling a concrete panel Grant 8,875,471 - Siqueiros November 4, 2 | 2014-11-04 |
Apparatus and method for joining adjacent concrete panels Grant 8,756,898 - Backhaus , et al. June 24, 2 | 2014-06-24 |
Method And Apparatus For Lifting And Leveling A Concrete Panel App 20140053475 - Siqueiros; Baltazar | 2014-02-27 |
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