Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Drilling machine for drilling large drilling holes in rock, particularly underground

Drilling machine for drilling large drilling holes in rock, particularly underground

US Patent 5029655 · Granted Jul 9, 1991

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Automatically detecting and correcting memory errors in a secure multi-channel c2025
Process for the preparation of glucose dehydrogenase from Bacillus megaterium1993
Overexpression of proteins in recombinant host cells1993
Process for the preparation of glucose dehydrogenase from Bacillus megaterium1992
Rotary rock drilling machine1990
Rock drilling machine, especially for underground mining1989
Process for the microbiological preparation of aldose-1-epimerase1989
Drilling machine1988
Drilling machine1987
Borer head with planetary gearing1986