Electric sulphur evaporator
Latest Elstein-Werk M. Steinmetz GmbH & Co. KG Patents:
Description
The broken lines are included for the purpose of illustrating portions of the electric sulphur evaporator that forms no part of the claimed design.
Claims
The ornamental design for an electric sulphur evaporator, as shown and described.
Referenced Cited
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Patent History
Patent number: D622813
Type: Grant
Filed: Jan 4, 2008
Date of Patent: Aug 31, 2010
Assignee: Elstein-Werk M. Steinmetz GmbH & Co. KG (Northeim)
Inventors: Peter Sewzyk (Paderborn), Wolfgang Erdmann (Katlenburg-Lindau)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Mark Cavanna
Attorney: Thomas, Kayden, Horstemeyer & Risley, LLP
Application Number: 29/299,819
Type: Grant
Filed: Jan 4, 2008
Date of Patent: Aug 31, 2010
Assignee: Elstein-Werk M. Steinmetz GmbH & Co. KG (Northeim)
Inventors: Peter Sewzyk (Paderborn), Wolfgang Erdmann (Katlenburg-Lindau)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Mark Cavanna
Attorney: Thomas, Kayden, Horstemeyer & Risley, LLP
Application Number: 29/299,819
Classifications