2004-10-30/2019-08-31 - From the OHS PC Database, derived from A Guide to North American Organbuilders, rev. ed., by David H. Fox (Organ Historical Society, 1997). — Patent awarded to Hayner H. Gordon, Washington, DC., 1933. Patent #1,930,613; October 17, 1933; combination action. Source: Information taken from the text of a United States patent.
Regrettably, it is not possible to display the information about the sponsor of this pipeorgandatabase entry or if there is a sponsor. Please see About Sponsors on Pipe Organ Database.