| 单词 | service mark |
| 释义 | service mark in American English US a symbol, design, word, letter, slogan, etc. used by a supplier of a service, as transportation, laundry, etc. to distinguish the service from that of a competitor usually registered and protected by law see also trademarkservice mark in American Englishnoun a proprietary term, such as Blue Cross and Blue Shield, American Express, or Planned Parenthood, that is registered with the Patent and Trademark Office Abbreviation: SM Word origin [1945–50]This word is first recorded in the period 1945–50. Other words that entered Englishat around the same time include: beeper, ergative, poison pill, regression analysis, spin-off |
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