2004-10-30/2019-04-29 - Note from Organ Database Builders editor Charles Eberline, November 25, 2017. - Paul S. Caristed is a mis-spelling of Paul Carlsted in A Guide to North American Organbuilders, by David H. Fox (Richmond, Va.: Organ Historical Society, 1991, rev. ed. 1997). The name on Patent #1,711,989 is Paul Carlsted. Source: Information taken from the text of United States patent #1,711,989, United States Patent and Trademark Office, accessed November 24, 2017, http://pdfpiw.uspto.gov/.piw?PageNum=0&docid=01711989&IDKey=BE91144DC538%0A&HomeUrl=http%3A%2F%2Fpatft.uspto.gov%2Fnetahtml%2FPTO%2Fpatimg.htm.
2018-05-07/2019-04-29 - / / / / Archived Note / / / / The following note is from a previous version of this entry; it has been superseded by the note above, which contains new information or corrects errors or inaccuracies. From the OHS PC Database, derived from A Guide to North American Organbuilders, by David H. Fox (Richmond, Va.: Organ Historical Society, 1991). - Van Nuys, California, 1929. Patent #1,711,989; 7 May 1929; electropneumatic action. Sources: Information taken from the text of a United States patent.
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