Invention Grant
US06668757B2 Crawling tube for small mammals 失效
爬行管为小哺乳动物

  • Patent Title: Crawling tube for small mammals
  • Patent Title (中): 爬行管为小哺乳动物
  • Application No.: US09862602
    Application Date: 2001-05-23
  • Publication No.: US06668757B2
    Publication Date: 2003-12-30
  • Inventor: Domenico Marchioro
  • Applicant: Domenico Marchioro
  • Priority: ITPD20000038U 20000530
  • Main IPC: A01K100
  • IPC: A01K100
Crawling tube for small mammals
Abstract:
A crawling tube for small mammals comprising a plurality of circumferential slotted holes which are arranged side by side on at least one row along a longitudinal extension of the tube so as to provide ventilation grilles.
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