Mechanical applicances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical mvements, powers and devices"; (1917)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing company · leaf 122
275- SOOT-PROOF SPARKING PLUG. For gas engine. Merger type. An annular pro-jection on the end of the por-celain insulator extends the insu-lating surface and prevents shortcircuiting of the electric spark. … n8 EXPLOSIVE MOTOR POWER AND APPLIANCES.
Mechanical movements
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