In 1877 Imperial Germany’s national patent office opened for business. Patent # 532 was for Nicolaus Otto’s four-stroke motor.
jstor.org/stable/pdf/249… https://t.co/WduMlwZqf7
RT @BJMbraun: How to be an effective political economist: Laser focus on the neuralgic points of the state-market nexus, follow
RT @BJMbraun: How to be an effective political economist: Laser focus on the neuralgic points of the state-market nexus, follow the money,…