Archivo: Gillette razor patent
Description: Front page of Gillette's razor patent.
Title: Gillette razor patent
Credit: US patent 775134, p. 1
Author: K. C. Gillette
Permission: Public domainPublic domainfalsefalse The text and illustrations of US patents published before March 1, 1989 are in the public domain unless the patent text contains a specific notice that portions are copyrighted. See 37 CFR 1.71(d), 37 CFR 1.84(s) The original patent contains no such notice, so its contents are in the public domain. Note: This only applies to images published before March 1, 1989. Patents published after that date are most likely copyrighted, unless in the public domain for another reason, such as Plantilla:PD-ineligible.
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
Usos del archivo
Las siguientes páginas enlazan a este archivo:
