TREA

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Information

  • Patent Grant
  • D308518
  • Patent Number
    D308,518
  • Date Filed
    Monday, November 9, 1987
    38 years ago
  • Date Issued
    Tuesday, June 12, 1990
    35 years ago
  • US Classifications
    Field of Search
    • US
    • D14 100
    • D14 102
    • D14 104-107
    • D14 113
    • D14 115
    • D18 1
    • D18 7
    • D18 11
    • D18 12
    • 235 145 A
    • 235 145 R
    • 340 700
    • 340 706
    • 340 711
    • 340 712
    • 341 22
    • 341 23
    • 341 26
    • 358 249
    • 358 254
    • 364 130
    • 364 144
    • 364 189
    • 364 706-710
    • 400 472
    • 400 477
    • 400 479
    • 400 485
    • 400 486
    • 400 489
    • 400 496
    • 400 676
    • 400 677
    • 400 682
    • Term of Grant
      14Years
Information
Abstract
Description
Claims
  • The ornamental design for keyboard, as shown and described.
US Referenced Citations (3)
Number Name Date Kind
D224784 Sucre et al. Sep 1972
D247173 Peter et al. Feb 1978
1025089 Hillard Apr 1912