Stephan
Ideal_Rock
- Joined
- Feb 13, 2003
- Messages
- 2,917
If you like to read, I''ve found this patent on internet.
http://patents.ic.gc.ca/cipo/cpd/en/patent/2426864/summary.html
The drawings caught my attention.
Interesting if you take the time.
http://patents.ic.gc.ca/cipo/cpd/en/patent/2426864/summary.html
The drawings caught my attention.
Interesting if you take the time.