TREA

Portable oxygen system

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Information

  • Patent Grant
  • D333349
  • Patent Number
    D333,349
  • Date Filed
    Monday, August 20, 1990
    35 years ago
  • Date Issued
    Tuesday, February 16, 1993
    33 years ago
  • US Classifications
    Field of Search
    • US
    • D24 164
    • 128 20423
    • 128 20418
    • 128 20718
    • 128 20317
    • 128 20028
    • 128 909
    • 055 179
    • 055 21
    • 055 68
    • 055 163
    • Term of Grant
      14Years
Information
Abstract
Description
Claims
  • The ornamental design for a portable oxygen system, as shown.
US Referenced Citations (4)
Number Name Date Kind
D325633 Mano et al. Apr 1992
2390236 Boothey et al. Dec 1945
4502873 Mottram et al. Mar 1985
4826510 McCombs May 1989