CHARLES BUCKNER,MATTHEW ALLEN,RACHEL STRIEBIG,THOMAS W. RUCKDESCHEL
申请号:
BRPI0919044
公开号:
BRPI0919044A2
申请日:
2009.09.25
申请国别(地区):
BR
年份:
2015
代理人:
摘要:
Dry powder inhalers include radially-extending discrete, typically dose-specific, airway channels serially forming a portion of the inhalation pathway to deliver dry powder to a user using the inhalers.