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Patents Grantslast 30 patents

Information Patent Grant
3915203
- Patent number 3,915,203
- Issue date Oct 28, 1975
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
2723577
- Patent number 2,723,577
- Issue date Nov 15, 1955
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
2590364
- Patent number 2,590,364
- Issue date Mar 25, 1952
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
1986523
- Patent number 1,986,523
- Issue date Jan 1, 1935
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
1709938
- Patent number 1,709,938
- Issue date Apr 23, 1929
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
1691516
- Patent number 1,691,516
- Issue date Nov 13, 1928
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...