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US Patent: 772,908
Flashing device for incandescent electric lamps
Patentees: Corneil Ridderhof (exact or similar names) - Grand Rapids, MI Greyson E. Miles (exact or similar names) - Grand Rapids, MI USPTO Classifications: 200/441, 200/462, 218/1, 315/226, 315/322, 335/190, 40/902, 74/100.1 Tool Categories: electrical devices Assignees: Wilmarth & Morman Co. - Grand Rapids, MI Manufacturer: Not known to have been produced Witnesses: Evert Smits B. M. De Vlieger	Patent Dates: Applied: Dec. 09, 1903 Granted: Oct. 18, 1904 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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