In {HEAD ~ another broad aspect} the invention is directed to a shock absorber comprising a metal peripheral frame spaced apart from and surrounding a planar block of resilient material contacting {TAIL ~ substantially all the inside surface} of the frame 
In { HEAD ~ another broad aspect } the invention is directed to a shock absorber comprising a metal peripheral frame spaced apart from and surrounding a planar block of resilient material contacting { TAIL ~ substantially all the inside surface } of the frame
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