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Frictionless hydraulic damper and damper-snubber
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Toggle linkage seismic isolation structure
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Toggle linkage seismic isolation structure
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Self-centering liquid spring assembly and constructions thereof
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Seismic isolator and method for strengthening structures against damage from seismic forces
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Golf club head
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Method of fabricating springs formed of rope pressure-saturated or impregnated with binder
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Adjustable dry friction shock absorber
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Self-aligning caliber bar
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Frictionless hydraulic damper and damper-snubber
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