Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Support-and adjusting device for seat and backrest on a work chair

Support-and adjusting device for seat and backrest on a work chair

US Patent 4718725 · Granted Jan 12, 1988

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Work chair1987
Work chair1987
Adjusting mechanism for the step-wise locking height adjustment of backrest of w1987
Adjusting mechanism for the step-wise locking height adjustment of backrest of w1987
Chair1985