Patents for Henry B. Keiper


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Patents for Henry B. Keiper
Patents 31 - 33 of 33
Number	Date	Patentee	Title	Type
1,221,187	Apr. 03, 1917	H.B. Keiper	Knockdown Forge	portable forges
1,328,250	Jan. 13, 1920	H.B. Keiper	Combined vise, blower, forge, drill, and grinder	vises
1,377,202	May 10, 1921	H.B. Keiper	Combined vise, blower, forge, drill, and grinder	vises