Box 1
Container
Contains 60 Results:
Patent or Chas. Madsen's Breathing Apparatus, 1904 September 13
File — Box: 1
Dates:
1904 September 13
Certificate of Patentability for Life Saver [Fire escape], 1911 March 30
File — Box: 1
Dates:
1911 March 30
E. B. Moore, Commissioner of patents, to W. A. C-F re:fire escape patent, 1911 June 10
File — Box: 1
Dates:
1911 June 10