Patents for Walter W. Ball


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Patents for Walter W. Ball
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
690,732	Jan. 07, 1902	T. Scott-King, J.W. Wadkin, D.J. Jarvis	Glazing-bar
692,295	Feb. 04, 1902	T. Scott-King, J.W. Wadkin, D.J. Jarvis	Apparatus for providing bars or the like with a covering of extruded material