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Patent issued to Alfred Ropp of Selby, California for roasting and oxidizing furnace, 1899.
MANUSCRIPT SMCII : Box 29 : Folder 10
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Collection Overview

Title:

Patent issued to Alfred Ropp of Selby, California for roasting and oxidizing furnace, 1899
Ropp patent

Abstract:

Patent document issued by Patent Office with seal and ribbon to Alfred Ropp of Selby, California (who probably worked for Selby Smelters) in 1899 for "roasting and oxidizing furnaces". Accompanied by document discussing the Canadian patent and miscellaneous documents relating to sales in U.S.

Date:

1899 (issued)

Subject:

n-us-ca
Ropp, Alfred
Patents
Smelting furnaces -- United States
Selby (Calif.)

Note:

Ropp patent.
Unrestricted. Please credit California State Library.

Physical Description:

print
1 file folder; 14 /3/4 x 9 1/2 in.

Language:

English

Identifier:

MANUSCRIPT SMCII : Box 29 : Folder 10

Origin:

California

Copyright Note:

Unrestricted. Please credit California State Library.