pdf Takaharu Enjoji, Hiroshi Yamada Popular
In 2002 - Edinburgh, Scotland 1006 downloads
abstract__enjoji.pdf
An Evaluation of Filtering Efficiency for Reusable- Particulate Respirators Simulating Actual Conditions
Takaharu Enjoji, Hiroshi Yamada
Research Dept., Shigematsu Works Co., Saitama, Japan