发明授权
US2677118A Electric lamp or similar device and method of manufacture 失效
电灯或类似装置及其制造方法

  • 专利标题: Electric lamp or similar device and method of manufacture
  • 专利标题(中): 电灯或类似装置及其制造方法
  • 申请号: US25407651
    申请日: 1951-10-31
  • 公开(公告)号: US2677118A
    公开(公告)日: 1954-04-27
  • 发明人: STONE MELVIN L
  • 申请人: GEN ELECTRIC
  • 专利权人: Gen Electric
  • 当前专利权人: Gen Electric
  • 优先权: US25407651 1951-10-31
  • 主分类号: H01J5/62
  • IPC分类号: H01J5/62
Electric lamp or similar device and method of manufacture
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