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Show moreblack and white exterior topographical view of 2 sides of 2 buildings / driveway and sidewalk in foreground / grass lawn, trees, and lamppost in foreground / building in background
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Show moreblack and white exterior oblique view of 2 sides of a building / bare trees, shrubs, and sidewalk leading up to building in foreground / buildings in the background
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Charles F. Brush, Sr.,
Show morePatent 212,183 with illustrations and description, issued on February 11, 1879, for improvements on an electric light regulator
Charles F. Brush, Sr., Papers
Series 3: Patents (1872-1888)
Box 9
Folder 3
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places
places
Show moreblack and white exterior distant view 2 sides of building / sidewalk and street in foreground / grass lawn and trees in foreground / building in background
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Show moreblack and white exterior oblique distant view of 2 sides of building / addition on east side of building / street in foreground / immature trees along east side addition
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Show moreblack and white exterior topographical view of 2 sides of 2 buildings / cars are parked on street in foreground / leafless trees line sidewalk in foreground
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Show morePatent 217,677 with illustrations and typed description, issued July 22, 1879, for improvements on Dynamo Electric Machine relating to the magnetic field
Charles F. Brush, Sr., Papers
Series 3: Patents (1872-1888)
Box 9
Folder 3
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C
Show morePatent 219,208 with illustrations and typed description, issued on September 2, 1879, for improvement in electric lamps for use with multiple carbons
Charles F. Brush, Sr., Papers
Series 3: Patents (1872-1888)
Box 9
Folder 3
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Charles F.
Show morePatent 219,209 with illustrations and description, issued September 2, 1879, for improvement in electric light regulators in electric lamps
Charles F. Brush, Sr., Papers
Series 3: Patents (1872-1888)
Box 9
Folder 3
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Show morePatent 219,210 with illustrations and typed description, issued on September 2, 1879, for improvements relating to the attachement of carbons to electric lamps
Charles F. Brush, Sr., Papers
Series 3: Patents (1872-1888)
Box 9
Folder 3
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Charles F. Brush, Sr.,
Show morePatent 219,211 with illustrations and description, issued on September 2, 1879, for improvements to an electric lighting device
Charles F. Brush, Sr., Papers
Series 3: Patents (1872-1888)
Box 9
Folder 3
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Show morePatent 219,212 with illustrations and description, issued on September 2, 1879, for improvements relating to current regulation in electric light apparatus
Charles F. Brush, Sr., Papers
Series 3: Patents (1872-1888)
Box 9
Folder 3
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Charles
Show morePatent 219,213 with illustrations and typed description, issued on September 2, 1879, for improvements to regulating device for electric lamps
Charles F. Brush, Sr., Papers
Series 3: Patents (1872-1888)
Box 9
Folder 3
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Show morePatent 224,511 with illustrations and typed description, issued on February 17, 1880, for improvements regarding exterior use of dynamo electric device
Charles F. Brush, Sr., Papers
Series 3: Patents (1872-1888)
Box 9
Folder 3
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Show morePatent 234,456 including illustrations and typed description, issued on November 16, 1880, for use of an automatic cut off apparatus for multiple electric light or motors
Charles F. Brush, Sr., Papers
Series 3: Patents (1872-1888)
Box 9
Folder 3
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Charles F. Brush, Sr., Papers
Series 3: Patent
Show morePatent 239,311 including illustrations and typed description, issued March 29, 1881, for a lamp reflector
Charles F. Brush, Sr., Papers
Series 3: Patents (1872-1888)
Box 9
Folder 3
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