MM

Masako Matsuda

Overall (All Time): #2,321,984 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4903797 Apparatus for escaping from building on fire 1990-02-27
4650036 Emergency evacuation apparatus 1987-03-17