Internal-combustion engines
Poppet valve operating mechanism
Lubrication
Inventor
active
Abrasion resistant sintered alloy
Cam shaft and method of manufacture
Camshaft with lubricating oil supplying function
Coating apparatus and method for applying a liquid to a semicond
Coating apparatus and method for applying a liquid to a semicond
No associations
LandOfFree
Osamu Hirakawa does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Osamu Hirakawa, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Osamu Hirakawa will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-219499