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Leadholder or Related Patent Thumbnail Index |
 http://leadholder.com/pat-gb0906930-1959-button_point.html |
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date of application date granted inventor assignee patent holder country |
1959 May 11 1962 September 26 John Roman Mermaid Engineering Co. England |
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| patent employed on |
 Eagle Turquoise 10 leadholder (pushbutton) |
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