Title:
紙の吸水力を利用するコーヒー用ペーパーフィルターの製作において外側のフィルターと吸水のための圧着フィルターを別々に製作し重ね合わせて効果を高める事。
Document Type and Number:
Japanese Patent JP7406736
Kind Code:
B2
Abstract:
To provide such acceleration and stability as extracting high-quality coffee above a coffee cup.SOLUTION: A crimp filter held by outside filters has quality and stability working effectively.SELECTED DRAWING: Figure 4
Inventors:
Hiroyuki Watanabe
Application Number:
JP2018074220A
Publication Date:
December 28, 2023
Filing Date:
March 21, 2018
Export Citation:
Assignee:
Hiroyuki Watanabe
International Classes:
A47J31/08
Domestic Patent References:
| JP2005110729A | ||||
| JP2015198691A |