All Patents in class 72/276


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All Patents in class 72/276
Patents 1 - 3 of 3
Number	Title	Classification(s)
252,423	Device for drawing metal tubes	72/276, 72/283
292,562	Wire spoke	72/276, 72/422
2,465,705	Contour Forming Machine	72/276, 72/396, 72/418