TREA

Trencher power unit

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Information

  • Patent Grant
  • D327692
  • Patent Number
    D327,692
  • Date Filed
    Tuesday, August 15, 1989
    35 years ago
  • Date Issued
    Tuesday, July 7, 1992
    32 years ago
  • US Classifications
    Field of Search
    • US
    • D15 10
    • D15 11
    • D15 12
    • D15 14
    • D15 15
    • D15 22-26
    • 037 98
    • 037 118 A
    • 037 118 R
    • 037 191 A
    • 037 191 R
    • 180 891
    • 180 8912
    • 180 900
    • 296 202
    • 296 190
    • Term of Grant
      14Years
Information
Abstract
Description
Claims
  • The ornamental design for a trencher power unit, as shown and described.
US Referenced Citations (5)
Number Name Date Kind
D266340 Wilkes Sep 1982
D297539 Morita et al. Sep 1988
D305894 Kato et al. Feb 1990
3963131 Dimmer Jun 1976
4312418 Rittman Jan 1982
Non-Patent Literature Citations (4)
Entry
Implement & Tractor Jan. 31, 1986 p. 60, Loader in center.
Implement & Tractor Jan. 31, 1986 p. 17, Tractor in center.
Implement & Tractor Jan. 31, 1986 p. 9, Tractor center right.
Melroe Company, T135 & T136 Hydrostatic Bobcat Trenchers, Undated, 4 Sheets.