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Jacobwaco
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Jacobwaco
Jacobwaco
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Railroadiana
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I have solved the mystery through patent research. Thank you everyone for your advice and interest.
Thank you. I'll research that lead.
I have concluded that the official term is Push Pull Screw Jack. I have found models made by Simplex that appear to be more recent. I cannot yet locate any reference of this model by Duff. I found a p...
Haha, thanks UncleRon. I'll update here if I find more information.
Thank you UncleRon! Do you imagine it has a specific tool name? Thanks for sharing your knowledge.
Thank you bobby725 for the info, I never imagined it would be related to logging. Do you have a guess as to what time period it is from? Thanks again for taking the time to help.
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Jacobwaco
Jacobwaco
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