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Patent #:	185687     Read More
Inventor:	Hudson, Albert Edmund
Invention:	Spark Arrester
Location:	Calgary
Date:	23/07/18
Category:	Rail Transportation Accessory
Patent #:	188421     Read More
Inventor:	Hudson, Albert Edmund
Invention:	Spark Arrester
Location:	Calgary
Date:	28/01/19
Category:	Rail Transportation Accessory
Patent #:	255451     Read More
Inventor:	Jenkins, John
Invention:	Door for Grain Cars
Location:	Stavely
Date:	17/11/25
Category:	Rail Transportation Accessory
Comments:	see The butte stands guard: Stavely & district; biographical information; came from Montana 1903 with wife Anna, 2 children; homesteaded; carpenter; grain buyer in Nanton; 1911 Calgary; travelling superintendent for grain co.; 1917 moved to Stavely as grain buyer; d 1945
Patent #:	243226     Read More
Inventor:	Johnson, Albert Fraser
Invention:	Grain Car Door
Location:	Calgary
Date:	23/09/24
Category:	Rail Transportation Accessory
Patent #:	237885     Read More
Inventor:	Johnston, Erastus Dorland
Invention:	Cover for Journal Boxes
Location:	Edmonton
Date:	19/02/24
Category:	Rail Transportation Accessory
Patent #:	206667     Read More
Inventor:	Kerridge, Herbert William
Invention:	Railway Cattle Guard
Location:	Stettler
Date:	21/12/20
Category:	Rail Transportation Accessory
Patent #:	269342     Read More
Inventor:	Kiehlbauch, Reinhold Walter
Invention:	Car Door
Location:	Chipman
Date:	29/03/27
Category:	Rail Transportation Accessory
Patent #:	220580     Read More
Inventor:	Kilisztoff, Petro
Invention:	Railroad Gate
Location:	Mundare
Date:	04/07/22
Category:	Rail Transportation Accessory
Patent #:	298734     Read More
Inventor:	Knudson, John C.
Invention:	Railway Stock Guard
Location:	Coalhurst
Date:	25/03/30
Category:	Rail Transportation Accessory
Patent #:	165526     Read More
Inventor:	Lake, Archibald
Invention:	Spark Arrester
Location:	Calgary
Date:	19/10/15
Category:	Rail Transportation Accessory
Patent #:	250796     Read More
Inventor:	Leask, Ernest James
Invention:	Ventilator for Railroad Coaches, Etc
Location:	Calgary
Date:	16/06/25
Category:	Rail Transportation Accessory
Patent #:	404184     Read More
Inventor:	Lee, Charles William Wesley
Invention:	Railway Handlamp Ventilation Device
Location:	Edmonton
Date:	21/04/42
Category:	Rail Transportation Accessory
Patent #:	423876     Read More
Inventor:	Lee, Charles William Wesley
Invention:	Journal Box Preventative
Location:	Edmonton
Date:	21/11/44
Category:	Rail Transportation Accessory
Patent #:	506046     Read More
Inventor:	Loewen, Waldon H.
Invention:	Quick Release Grain Car Door Closure
Location:	Edmonton
Date:	28/09/54
Category:	Rail Transportation Accessory
Patent #:	243434     Read More
Inventor:	Luetzcher, Frederick Benjamin
Invention:	Box Car Door Mechanism
Location:	Kathryn
Date:	07/10/24
Category:	Rail Transportation Accessory
Patent #:	203485     Read More
Inventor:	Lund, Emil
Invention:	Rail Tie
Location:	Whitla
Date:	31/08/20
Category:	Rail Transportation Accessory
Patent #:	269913     Read More
Inventor:	Luross, Harry
Invention:	Grain Car Loader
Location:	Viking
Date:	19/04/27
Category:	Rail Transportation Accessory
Patent #:	165526     Read More
Inventor:	MacCrimmon, Donald Alexander
Invention:	Spark Arrester
Location:	Calgary
Date:	19/10/15
Category:	Rail Transportation Accessory
Patent #:	331930     Read More
Inventor:	MacDonald, James William
Invention:	Railway Switch Mechanism
Location:	Edmonton
Date:	25/04/33
Category:	Rail Transportation Accessory
Patent #:	602968     Read More
Inventor:	MacKay, Raymond A.
Invention:	Traction Lung
Location:	Edmonton
Date:	09/08/60
Category:	Rail Transportation Accessory

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