如何提高销售技巧
专利名称：Backflow prevention nozzle and steam pot
glittersud for steam pot
发明人：魯 定尭，徐 樹清，袁 超reali是什么意思
申请号：JP2018064207
trafficking申请日：20180329
公开号：JP2019115650A
公开日：
袭击的意思
20190718
日本留学高中生
专利内容由知识产权出版社提供
专利附图：
auction
摘要：A backflow prevention nozzle and a steam pan for u in a steam pan are provided. A backflow prevention nozzle ud for a steam pot includes a steam port upper at 1, a steam port lower at 2, a aling plug 3 and an elastic element 4, and amaskchina
鲍尔森
receiving cavity penetrating the lower end of the steam port upper at in the steam port upper at. 11, and the lower part of the steam port lower part is provided with an air flow passage 22, and a part of the lower part of the steam port lower part is accommodated in the receiving cavity of the steam port upper part and connected to the inner wall of the steam port upper part The steam mouth upper at and the steam mouth lower at are both connected to the pot body 6 and ud, the aling plug is houd in the housing cavity, and the elastic element is precompresd between the aling plug and the steam mouth upper at The aling plug clos the air flow passage by the action of the elastic restoring force of the elastic element. [Selected figure] Figure 5
3年级英语上册
申请人：寧波緑之品電器科技有限公司
代理人：ＴＲＹ国際特許業務法人
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