Steam trap
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Description
The portions of the figures in coarse dot patterns and outlined in dashed lines illustrate portions that form no part of the claimed design.
Claims
The ornamental design for a steam trap, as shown and described.
Patent History
Patent number: D674472
Type: Grant
Filed: Jul 12, 2011
Date of Patent: Jan 15, 2013
Assignee: TLV Co., Ltd. (Hyogo)
Inventors: Tadashi Oike (Kakogawa), Tetsuo Asada (Takasago)
Primary Examiner: Eric Goodman
Application Number: 29/397,134
Type: Grant
Filed: Jul 12, 2011
Date of Patent: Jan 15, 2013
Assignee: TLV Co., Ltd. (Hyogo)
Inventors: Tadashi Oike (Kakogawa), Tetsuo Asada (Takasago)
Primary Examiner: Eric Goodman
Application Number: 29/397,134
Classifications
Current U.S. Class:
Trap (D23/268)