Author: Patent Office / Publish Year Decade: 1920 - 1929 - Blacklight Search Results

Start Over Author Patent Office Publish Year Decade 1920 - 1929

1581. Patents. Index of patents issued from Patent Office, [calendar year] 1921.

Corporate/Agency Authors:: Patent Office and Interior Department
Publisher:: Patent Office
Date:: 1922

1582. Report of commissioner of patents to Congress, year ended Dec. 31, 1921.

Corporate/Agency Authors:: Patent Office and Interior Department
Publisher:: Patent Office
Date:: 1922

1583. Report of commissioner of patents to Secretary of Interior, fiscal year 1922.

Corporate/Agency Authors:: Patent Office and Interior Department
Publisher:: Patent Office
Date:: 1922

1584. Report. Annual report of commissioner of patents [to Congress, with indexes to patentees, inventions, etc., calendar] year 1921.

Corporate/Agency Authors:: Patent Office and Interior Department
Publisher:: Patent Office
Date:: 1922

1585. Report. Annual report of commissioner of patents [to Congress, with indexes to patentees, inventions, etc., calendar] year 1921.

Corporate/Agency Authors:: Patent Office and Interior Department
Publisher:: Patent Office
Date:: 1922

1586. Rosenberg, Heyman. In Court of Appeals of District of Columbia, Oct. term, 1922, patent appeal no. 1557, in re Heyman Rosenberg, improvement in screws; brief for commissioner of patents.

Corporate/Agency Authors:: Patent Office and Interior Department
Publisher:: Patent Office
Date:: 1922

1587. Rules of practice in Patent Office.

Corporate/Agency Authors:: Patent Office and Interior Department
Publisher:: Patent Office
Date:: Revised Jan. 1, 1916. Reprint [with changes] Aug. 10, 1920, [reprinted] 1922

1588. Ruths, Johannes C. In Court of Appeals of District of Columbia, Jan. term, 1923, patent appeal no. 1550, in re Johannes Carl Ruths, improvement in power plants; brief for commissioner of patents.

Corporate/Agency Authors:: Patent Office and Interior Department
Publisher:: Patent Office
Date:: 1922

1589. Scheib, Peter H. In Court of Appeals of District of Columbia, Oct. term, 1922, patent appeal no. 1567, in re Peter H. Scheib, rock drill sharpeners; brief for commissioner of patents.

Corporate/Agency Authors:: Patent Office and Interior Department
Publisher:: Patent Office
Date:: 1922

1590. Sheffield, Joseph H. In Court of Appeals of District of Columbia, Oct. term, 1922, patent appeal no. 1565, in re Joseph H. Sheffield, improvements in art of printing; brief for commissioner of patents.

Corporate/Agency Authors:: Patent Office and Interior Department
Publisher:: Patent Office
Date:: 1922

« Previous
Next »
1
2
…
155
156
157
158
159 Current Page, Page 159
160
161
162
163
…
190
191