Patents for Harold T. Olson


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Patents for Harold T. Olson
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	2,282,285	May 05, 1942	H.T. Olson	Camera Stand or Tripod
	2,315,981	Apr. 06, 1943	H.T. Olson	Filter Mount for Photographic Cameras