Box D-2-1
Container
Contains 496 Results:
Letter to H. H. Laughlin from E. N. Broderick, 1928 February 23.
Item — Box: D-2-1, Box: 13
Scope and Contents
Patent 1.612.853.
Dates:
1928 February 23.
Letter to Albert Johnson from William H. Averill, 1928 March 15.
Item — Box: D-2-1, Folder: 13
Scope and Contents
Patent 1.622.612.
Dates:
1928 March 15.
Letter to H. H. Laughlin from Loren D. Harrick[?], 1928 March 15.
Item — Box: D-2-1, Folder: 13
Scope and Contents
Patent 1.620.816.
Dates:
1928 March 15.
Letter to H. H. Laughlin from H. S. Bristol, 1929 February 11.
Item — Box: D-2-1, Folder: 13
Scope and Contents
Patent 1.616.108.
Dates:
1929 February 11.
Letter to Carnegie Institution of Washington from Joseph Rossman, Journal of the Patent Office Society, 1933 January 9.
Item — Box: D-2-1, Folder: 13
Scope and Contents
Requesting a copy of published report regarding hereditary inventive genius.
Dates:
1933 January 9.
Letter to H. H. Laughlin from Robert K. Merton, Harvard University, 1933 March 6.
Item — Box: D-2-1, Folder: 13
Scope and Contents
From the File:
Includes replies from patent-holders with genealogical information about their families.
Dates:
1933 March 6.
Letter to H. H. Laughlin from H. W. Hepner, Syracuse University, 1933 March 17.
Item — Box: D-2-1, Folder: 13
Scope and Contents
From the File:
Includes replies from patent-holders with genealogical information about their families.
Dates:
1933 March 17.
Letter to H. H. Laughlin from S. C. Gilfillan, 1933 October 21.
Item — Box: D-2-1, Folder: 13
Scope and Contents
From the File:
Includes replies from patent-holders with genealogical information about their families.
Dates:
1933 October 21.
Letter to Alfred Korzybski from H. H. Laughlin, 1933 November 17.
Item — Box: D-2-1, Folder: 13
Scope and Contents
From the File:
Includes replies from patent-holders with genealogical information about their families.
Dates:
1933 November 17.
Letter to H. H. Laughlin from Sam W. Hoke, Hoke Incorporated, with enclosures about Hoke-Phoenix Regulator for Hydrogen Sulphide, Hoke Ammonia Valves, Needle-Valves, Regulators and Valvo-Gages-Micrometric Controls, 1933 December 13.
Item — Box: D-2-1, Folder: 13
Scope and Contents
From the File:
Includes replies from patent-holders with genealogical information about their families.
Dates:
1933 December 13.