| http://www.w3.org/ns/prov#value | - In one embodiment, the alignment plate 302 can be machined from a metal such as KOVAR???, an Iron-Cobalt-Nickel (Fe???Co???Ni) alloy manufactured and sold by the Westinghouse Electric Corporation; one embodiment of KOVAR??? contains approximately 54% Iron, 27% Cobalt and 19% Nickel and has a coefficient of thermal expansion of about 4.9 ppm/??? C. Other embodiments of the alignment plate 302 can b
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