계단식 내부 채움을 포함한 흡음구조체

Author
문명운이영아권오창
Assignee
한국과학기술연구원
Regitration Date
2021-01-04
Registration No.
10-2200473
Application Date
2018-12-12
Application No.
10-2018-0160337
Country
KO
URI
https://pubs.kist.re.kr/handle/201004/79970
Appears in Collections:
KIST Patent > 2018
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