Patent assignee · FR · COMPANY

Sories

1Patents
0Active
1Granted
19Portfolio score

Filing activity: Aug 5, 1988 → Aug 5, 1988

Most-cited patents

PatentTitleAreaCited byStatus
US4871214A Cheeking device, particularly for the hanging roof in mines, underground working points, or heading and similar Fixed Constructions 2 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.