Dehydrators, Ltd . v . Petrolite Corp . ", the owner of a process patent supplied an unpatented product called Tret-O-Lite Turkey Red Oil at a single price that combined a charge for the use of the process and a charge for the product supplied.
2.
The chemical preparations used for special styles will be mentioned in their proper places; but a general prepare, employed for most colours that are developed and fixed by steaming only, consists in passing the bleached calico through a weak solution of sulphated or turkey red oil containing 2.5 to 5 percent fatty acid.
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