Testimony in behalf of the extension of the patent of Cyrus Chambers, Jr., for improvements in paper-folding machines, no. 23,445, granted April 5, 1859 : hearing March 19, 1873, before the Commissioner of Patents / Chas. F. Stansbury, attorney for the applicant.
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Format: | Ebook |
Language: | English |
Published: |
Philadelphia :
J.B. Lippincott & Co.,
1873.
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Series: | World trials library.
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Online Access: | HeinOnline Intellectual Property Law Collection |
Physical Description: | 1 online resource (172 pages). |
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