Search International and National Patent Collections
Some content of this application is unavailable at the moment.
If this situation persists, please contact us atFeedback&Contact
1. (WO1991008866) POWER TONGS WITH IMPROVED GRIPPING MEANS
Available information on National Phase entries(more information)
OfficeEntry DateNational NumberNational Status
European Patent Office 04.06.19921991901120Published: 23.09.1992
Withdrawn: 22.10.1993