Briesen, Steele, & Knauth

American patent solicitors Briesen and partners appear on patents under at least four agent/agency names. For now we just list them, and let's figure out the history at some point.

American patent agent Briesen & Steele was listed at address Box 2979, 229 Broadway, New York.

In the 1883 list, there is a Frank V. Briesen also registered in New York (at 82 Nassau street). In the 1899 list there is an Arthur V. Briesen at 229 Broadway (same address as Briesen & Steele), with registration number 32. There is also a Briesen & Knauth at the same address with registration number 31.

Patents for which Briesen, Steele, & Knauth or Briesen & Steele was the patent agent

• Patent US-1885-381106 (Inventors: Blaise Bontems, English title: Apparatus for aerial navigation, Supplementary to patent: Patent FR-1885-168266, Patent agent: Briesen & Steele)
• Patent US-1888-411779 (Inventors: Nicholas H. Borgfeldt, English title: Flying-machine, Patent agent: Briesen, Steele, & Knauth)

Patents for which Briesen Knauth was the patent agent

• Patent US-1898-606960 (Inventors: John Doyle, English title: Kite)

Patents for which Frank Briesen was the patent agent

• Patent CA-1909-126212 (Inventors: Henry Mesinger, English title: Air Ship, Supplementary to patent: Patent US-1909-940701)
• Patent US-1909-940701 (Inventors: Henry Mesinger, English title: Air-Ship)
• Patent US-1910-971535 (Inventors: Hermann Hartmann • Wilhelm Klehe, English title: Aeroplane)