- the
design came from
Josef Mergenhagen in
Germany during the 1950s.
Initially using a 30-hour non-jewel movement,
Mergenhagen upgraded it to an 8-day, 7-jewel...
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Mergenhagen KA,
Wattengel BA,
Skelly MK,
Clark CM,
Russo TA (February 2020). "Fact...
- Weidenhaupt,
Manfred Pieroth,
Werner Hofmann, Karl-Hans Menting,
Thomas Mergenhagen, Ralf Schmoll,
Stefan Uhrlandt “Rubber, 4.
Chemicals and Additives” in...
-
Infect Dis. 169 (1): 127–133. doi:10.1093/infdis/169.1.127. PMID 8277174.
Mergenhagen KA,
Wattengel BA,
Skelly MK,
Clark CM,
Russo TA (February 2020). "Fact...
- Herrmann-Josef; Pieroth, Manfred; Hofmann, Werner; Menting, Karl-Hans;
Mergenhagen, Thomas; Schmoll, Ralf; Uhrlandt,
Stefan (2004), "Rubber, 4. Chemicals...
-
Springer Science &
Business Media. pp. 399–. ISBN 978-1-4613-3626-6.
Mergenhagen, Kari A.; Wattengel,
Bethany A.; Skelly,
Megan K.; Clark,
Collin M.;...
- Herrmann‐Josef; Pieroth, Manfred; Hofmann, Werner; Menting, Karl‐Hans;
Mergenhagen, Thomas; Schmoll, Ralf; Uhrlandt,
Stefan (2007). "Rubber, 4. Chemicals...
- Weidenhaupt,
Manfred Pieroth,
Werner Hofmann, Karl-Hans Menting,
Thomas Mergenhagen, Ralf Schmoll,
Stefan Uhrlandt “Rubber, 4.
Chemicals and Additives” in...
- Herrmann-Josef; Pieroth, Manfred; Hofmann, Werner; Menting, Karl-Hans;
Mergenhagen, Thomas; Schmoll, Ralf; Uhrlandt,
Stefan (2004). "Rubber, 4. Chemicals...
- Weidenhaupt;
Manfred Pieroth;
Werner Hofmann; Karl-Hans Menting;
Thomas Mergenhagen; Ralf Schmoll;
Stefan Uhrlandt (2011). "Rubber, 9.
Chemicals and Additives"...
