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Collection Tier:
Tier 2

Archival Collections ➔ Archival Collection #216 - Grand Rapids Couple Gear

This collection documents several Grand Rapids-based companies run by Karsten Knudsen and Leroy Knudsen, who invented, patented and manufactured couple gears, gauges, brake systems, axles, wheel drive systems, and roller bearings for tractors, trucks, and fire trucks. The collection includes blueprints, specifications, notes, patent descriptions and exhibits of the items invented and produced. There are also some copies of historical background provided by the donor. This collection adds to the Museum's significant archives relating to early automobile and automotive parts manufacturing in Grand Rapids.This collection was donated by the grandchildren of Karsten Knudsen, the creator of the material.

A full listing of the contents of this collection can be found in the Finding Aid that is attached to the media section of this catalog entry.
1894 – 1918
Paper, Velum
Gift Of Robert T. And Thomas J. Knudsen

Karsten Knudsen

Leroy Knudsen

Grand Rapids Couple Gear Company

Holson Motor Parts Ltd

Couple Gear Freight Wheel Company

Quick Action Chuck Company

Chuck Balance Gear Company

Knudsen, Robert (Bob) J.
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