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CA Patent: CA-12,834
Improvements in shingle machines
Patentee: François Xavier Bertrand (exact or similar names) - St. Hyacinthe, QC Canada USPTO Classifications: Tool Categories: woodworking machines : specialty woodworking machines : shingle machines Assignees: None Manufacturer: F. X. Bertrand Mfg. Co. - St. Hyacinthe, QC Canada Witnesses: Unknown	Patent Dates: Applied: Apr. 30, 1881 Granted: May 19, 1881 Patent Pictures: CIPO Data Espacenet patent Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for F. X. Bertrand Mfg. Co.

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