Inventor
MASON BENJAMIN
GB8 patents
⚠️ This page may combine multiple inventors who share the name “MASON BENJAMIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CALEDONIAN MINING CO LTD
6 patentsUS4893489AJan 16, 1990
Drive system for a bending machine
CALEDONIAN MINING CO LTD30 citations89
US5306099AApr 26, 1994
Mine tunnel support system
CALEDONIAN MINING CO LTD14 citations70
US4890676AJan 2, 1990
Apparatus and method for lining bore holes with pre-formed lining shells
CALEDONIAN MINING CO LTD8 citations70
US5176474AJan 5, 1993
Mine tunnel support systems
CALEDONIAN MINING CO LTD4 citations59
US4988232AJan 29, 1991
Joint members
CALEDONIAN MINING CO LTD4 citations59
US4887546ADec 19, 1989
Lining of bore holes
CALEDONIAN MINING CO LTD0 citations38