| http://www.w3.org/ns/prov#value | - An engine in accordance with claim 14 wherein the said ignition means includes a rigid slender cylindrical insulator, provided with an internal thread in the bottom end to match an external thread on the exterior body of the said ignition means, said insulator including an electrical conductor terminating at the top of said insulator in a sliding contact, and further including a stationary high te
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