Home › Inventors › Gerrit De Haan

Gerrit De Haan — 1 Patent

TLThe Boc Group Limited: 1 patents #97 of 253Top 40%

Old Hall, GB: #1 of 1 inventorsTop 100%

Overall (All Time): #3,878,294 of 4,157,543Top 95%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5022829	Vacuum apparatus	—	1991-06-11