Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 333,291
Way-Station Quadruplex Telegraph
Patentee:
Thomas A. Edison (exact or similar names) - Menlo Park, Middlesex County, NJ

USPTO Classifications:
370/275

Tool Categories:
electrical devices : telegraphic apparatus

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: May 16, 1885
Granted: Dec. 29, 1885

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens

Copyright © 2002-2024 - DATAMP