TREA

Tube squaring machine

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Information

  • Patent Grant
  • D427499
  • Patent Number
    D427,499
  • Date Filed
    Monday, November 22, 1999
    25 years ago
  • Date Issued
    Tuesday, July 4, 2000
    24 years ago
  • US Classifications
    Field of Search
    • US
    • D08 61
    • D08 62
    • D08 64
    • D08 68
    • D08 69
    • D08 70
    • D08 107
    • 082 113
    • 082 128
    • 082 130
    • 082 111
    • 408 103-107
    • 408 241 R
    • 279 151
    • 279 152
    • 279 153
    • 279 157
  • International Classifications
    • 0803
    • Term of Grant
      14Years
Information
Abstract
Description
Claims
  • The ornamental design for a tube squaring machine, as shown and described.
US Referenced Citations (10)
Number Name Date Kind
D288167 Urspruch Feb 1987
D383960 Sandford et al. Sep 1997
4319503 Saine et al. Mar 1982
4739682 Birkestrand Apr 1988
5197362 Birkestrand Mar 1993
5619893 Pierce Apr 1997
5671646 Sandford et al. Sep 1997
5711197 Ohmi et al. Jan 1998
5941145 Marshall et al. Aug 1999
5960686 Bonow Oct 1999