Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Apparatus for use in under-ground long wall mine workings

Apparatus for use in under-ground long wall mine workings

US Patent 4298231 · Granted Nov 3, 1981

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Pipe fence and method of construction2021
Mobile device applications for computer-telephony systems2014
Mobile device applications for computer-telephony systems2014
Throwing wheel assembly2011
Abrasive throwing wheel and improved blade assembly2007
Throwing wheel assembly2006
Washing device for machine parts and method of using the device1993
Apparatus for separating abrasive blasting media from debris1983
Apparatus for separating abrasive blasting media from debris1982
Tumbling apparatus1982
Mining equipment1981
Mining equipment1981