Spring Punch.
Description:
Patent for a new and improved spring-punch. This design "is to provide a punch in which the dies may be easily changed and adjusted, thus enabling one punch to serve for various purposes. [The] invention consists in constructing a punch with two or more sets of connected or geared levers, whereby the power of the jaws is greatly increased. It is not necessary, therefore, to apply as much power to the handles to produce the same result. The invention consists, further, in providing one of the ja…
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Date:
February 28, 1888
Creator:
Jones, Wesley Corry
Item Type:
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Partner:
UNT Libraries Government Documents Department