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Michael Watson
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12,205. Watson, M. May 31. Cramps.-A cramp for holding lead pipes &c. P<4>, P<5>, while being soldered, consists of adjustable slotted arms A, B, C connected together by the thumb-nut C<3> and provided with jaws A<1>, B<1>, and C<1> closed by similar thumb-nuts.
GB189812205D1898-05-311898-05-31Improved Cramp for Facilitating the Formation of Soldered Joints between Lead Pipes and the like.
ExpiredGB189812205A
(en)