Inventions. Changes in classification [of inventions], order 3176, 3180, 3185, 3187, 3190, 3192, 3194, 3196; Dec. 31, 1930-June 19, 1931.
Publication Title:
Inventions. Changes in classification [of inventions], order 3176, 3180, 3185, 3187, 3190, 3192, 3194, 3196; Dec. 31, 1930-June 19, 1931.
Display Title:
Inventions. Changes in classification [of inventions], order 3176, 3180, 3185, 3187, 3190, 3192, 3194, 3196; Dec. 31, 1930-June 19, 1931.
Corporate Agency Authors:
Patent Office and Commerce Department
Sort Author:
Patent Office
Date:
[1931.]
Publish Date ISO Format:
1931-01-01T00:00:00Z
Publication Start:
19310101
Publication End:
19311231
Corporate/Agency Author:
Patent Office
Publication month:
13
Publication year:
1931
SuDoc number:
C 21.5/a 6:931
Description:
3 leaves, large 8°
Notes:
[From Official gazette, v. 402, no. 3, v. 403, no. 3, v. 404, no. 4, v. 405, no. 3, v. 406, nos. 3 and 4, v. 407, no. 4, v. 408, no. 1.]
Notes:
[From Official gazette, v. 402, no. 3, v. 403, no. 3, v. 404, no. 4, v. 405, no. 3, v. 406, nos. 3 and 4, v. 407, no. 4, v. 408, no. 1.] ‡ Official Use. Not Available.