Famous Patents
The ice cream cone was invented at the St. Louis Worlds Fair by Ernest Hamwi in 1904. His waffle booth was next to an ice cream vendor who ran short of dishes. Hamwi rolled a waffle to hold ice cream and the cone was born.
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| Number | Title | Issue Date |
| 5407899 | Algaecidal and herbicidal compositions comprising terpene wetting agents The combination of surfactant carrier mixture with an aqueous copper complex in emulsified form provides rapid algaecidal and herbicidal action. The composition is of particular use in running water systems.... | 04/18/1995 |
| 4566985 | Method of cleaning using liquid compositions comprising stabilized mixtures of enzymes A liquid enzyme cleaning composition. The composition includes a water base containing in solution a mixture of enzymes including a protease and at least one other enzyme. To inhibit the digestive effect of protease on the other enzymes in solution, the c... | 01/28/1986 |
