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US Patent: 576,074
Glass-blowing machine
Patentees: Henry J. Colburn (exact or similar names) - Toledo, OH Michael J. Owens (exact or similar names) - Toledo, OH USPTO Classifications: 65/171, 65/265, 65/361 Tool Categories: Assignees: Toledo Glass Co. - Toledo, OH Manufacturer: Not known to have been produced Witnesses: H. A. Chapin W. F. Donovan	Patent Dates: Applied: Apr. 24, 1896 Granted: Jan. 26, 1897 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Colburn Machine Tool Co.
Description: Improvements to Owens' patent 548,588.

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