US2015052972A1
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Impact tester having a safety return arm
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US4624144A
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For testing machines, improvements in determining rupture point and setting gauge length
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US3835699A
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Long stroke testing machine
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US3776030A
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Extensometer
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US3721119A
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Tensile testing machine
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US3610030A
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Measuring system for brinell hardness testers
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US3479885A
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High speed balancing machine
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US3323218A
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Extensometers
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US3245253A
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Control mechanism for universal testing machines
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US3203232A
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Testing machines
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US3203231A
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Materials testing machine
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US3224256A
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System to retain and indicate maximum reading of a strain gage type indicator
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US3092072A
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Load indicating apparatus
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US3120129A
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Balancing equipment
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US3146618A
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Multi-range maximum load indicator
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US3034361A
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Balancing equipment
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US3065638A
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Cradle for balancing machine
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US3076331A
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Testing machines
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US3150526A
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Linear response measuring instrument
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US3026428A
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Low frequency pickup
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