US4268897A
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Self-locking louver for lighting fixture
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US4043301A
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Internal combustion engine
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US3751140A
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Optical device
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US3445617A
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Electro-erosive method and apparatus for making a die member complemental to a die member of the rule type
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GB979748A
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Improvements in or relating to the manufacture of punches and dies
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US3172327A
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Die for trimming cast and molded objects having a three-dimensional trim-line
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US3120601A
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Rule die set and apparatus for making same
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GB869973A
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Drill-centering jig
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FR1198622A
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Improvements to die sets and method of manufacturing these sets
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US3022758A
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Die set for drawing and shaping sheet metal
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GB850538A
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Improvements in or relating to a die and method of making same
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FR1176527A
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Improvements to the methods and means of blocking in their fixing blocks for linear dies to be cut
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US3000251A
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Die and method of making same
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US3048069A
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Stripper for rule die sets
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US2850096A
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Rule die set and method of making same
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GB856807A
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Improvements in or relating to a die set and method of making the same
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FR1170174A
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Improvements to tools or working dies for strips, thin sheets, etc., and manufacturing process for these tools
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US2936657A
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Drill-centering jig
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GB833746A
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Improvements in or relating to tools or dies for working sheet metal
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US2974704A
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Cutting and forming die
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