PICARD, District Judge.
Plaintiffs bring action for infringement of patent of a split cylindrical type welding cable head used to carry current from welding transformers to welding guns. The claims involved are 7 to 10 inclusive, applicable to the cable head. Admittedly, the accused cable head has been made and sold by defendant since April 18, 1950; notice of infringement received two days later.
The issues to be decided by this court are:
1. Whether...
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