SOPER, Circuit Judge.
This case of patent infringement relates to United States Patent No. 2,333,273 issued to Charles D. Scanlon on November 2, 1943 upon an application filed February 17, 1941. The patent pertains to a safety marker which comprises a hollow conical body, particularly the kind of marker used on highways to indicate wet paint, repairs, &c. Claim 1 of the patent describes the product in these words:
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