Home| FAQ	Search:Advanced|Person|Company| Type|Class	Login

Quick search:	Patent number:	Patent Date:

US Patent: 715,991
Derrick swinging and controlling device
Patentees: Harry N. Covell (exact or similar names) - Brooklyn, NY Charles A. Baechtold (exact or similar names) - Brooklyn, NY USPTO Classifications: 254/304, 254/322, 254/330 Tool Categories: material handling : hoists, winches, come-alongs Assignees: Lidgerwood Mfg. Co. - New York, NY Manufacturer: Lidgerwood Mfg. Co. - New York, NY Witnesses: Charles G. Munier James E. Dalton	Patent Dates: Applied: Mar. 28, 1900 Granted: Dec. 16, 1902 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Lidgerwood Mfg. Co.

Copyright © 2002-2025 - DATAMP