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2010
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Invention
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Combination padlock with revolving cover.
A combination padlock with revolving cover having a ba... |
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Invention
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Panel of electronic combination lock. A panel of an electronic combination lock includes a base p... |
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Invention
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Door locking system with an idle handle. A door locking system with an idle handle has a door pan... |
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Invention
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Inoperative swing handle structure for safe. An inoperative swing handle structure for a safe com... |
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Invention
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Emergently openable safe door.
An emergently openable safe door having a mechanic lock and an el... |
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Invention
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Security door with electric emergency function. A security door with an electric emergency functi... |
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Invention
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Dual key bi-step lock. A dual key bi-step lock having a shell and a cylindrical plug in the shell... |
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Invention
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Cylinder lock with double opening angles and safety lock structure provided therewith. A cylinder... |
