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Both the testimony of the complainants' expert and the comparison of the exhibits made by the court are decisive that the manufacture by the respondents is, in the sense of the patent law, substantially the same as that of the com plainants, which shows that the complainants are entitled to an account. Decree for complainants. By the Commissioner o£ Patents. (Appeal fl'om the Examiners-in-Ohief.) Marble, Commissioner; 1 It is not necessary that an applicant, in order to defeat ' I a patent,doi:10.1038/scientificamerican11271880-342a fatcat:4ofv6tfypzhwvaao7ssgunjwnq