Creator
Number of results: 18
- Baer, Gustav (1)
- Barnes, R. J. (1)
- Beard, Richard (17)
- BEARD PATENTEE (6)
- Beattie, J. (2)
- Biewend, Hermann Carl Eduard (1814-1888) (1)
- Biow, Hermann (1804/11-1850) (2)
- Blissmer, G. (1)
- Blondel, L. (1)
- Blumenthal (1)
- Boer, Hendrik Gerbens de (1)
- Böhm, Julius (2)
- Böttcher, Louis (1)
- Bourne, Alfred (1)
- Bracklow, A. (1)
- Breuning, Wilhelm (1816-1872) (3)
- Broadbent, Samuel (1)
- Burbach, J. J. (1)