TREA

Combined electric actuator and valve controller

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Information

  • Patent Grant
  • D318519
  • Patent Number
    D318,519
  • Date Filed
    Tuesday, January 24, 1989
    35 years ago
  • Date Issued
    Tuesday, July 23, 1991
    33 years ago
  • US Classifications
    Field of Search
    • US
    • 251 171
    • 251 174
    • 251 214
    • 251 315
    • 251 12915
    • 137 556
    • 137 72
    • 137 312
    • 137 328
    • 137 625470
    • D23 233
    • 257 12911
    • 257 12912
    • 310 89
    • Term of Grant
      14Years
Information
Abstract
Description
Claims
  • The ornamental design for combined electric actuator and valve controller, as shown.
US Referenced Citations (11)
Number Name Date Kind
D211085 Padula May 1968
D223095 Allen Mar 1972
D229413 Luckenbill et al. Nov 1973
D246907 Fialkowski et al. Jan 1978
3103339 Rose Sep 1963
3263959 Wlisniewski Aug 1966
3651833 Piko Mar 1972
3653630 Ritsema Apr 1972
3965923 Allen Jun 1976
4056255 Lace Nov 1977
4091348 Kawamoto et al. May 1978