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--- License No. 6D-0391 for authorization to use API monogram --- (March 05, 2001) | ||
| The American Petroleum Institute grants Tekval Flow Control (Suzhou) Co., Ltd. the right to use the Official Monogram API on the manufactured products under the conditions specified in the official publications of the American Petroleum Institute entitled API Spec Q1 and Specification 6D, and the Monogram should be used in conjuction with this certificate number 6D-0391. Look our new API certificate in the left side. | |||
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