专利名称：Spring clamp发明人：George E. Spaulding申请号：US07/477557申请日：19900209公开号：US04987652A公开日：19910129
摘要：A controlled tension limited diameter clamp is disclosed which can be closedand opened with conventional pliers. Working faces are positioned on the externalsurface of the clamp which can be gripped by pliers. The working faces are convenientlyformed by die cutting and raising the edge of the metal.
申请人：SPAULDING; GEORGE E.
代理机构：Price, Heneveld, Cooper, DeWitt & Litton
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