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CA Patent: CA-678,591
Lumber sorting apparatus
Patentee: Robert E. Blake (exact or similar names) - New Westminster, BC Canada USPTO Classifications: Tool Categories: woodworking machines : sawmills : sawmill lumber conveyors Assignees: Irvington Machine Works Inc. - Portland, OR Manufacturer: Irvington Machine Works, Inc. - Portland, OR Witnesses: Unknown	Patent Dates: Granted: Jan. 21, 1964 Patent Pictures: CIPO Data Espacenet patent Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Irvington Machine Works
Description: This is the Canadian equivalent of US patent 3,080,969.

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