PERFECTION MFG CORP has a total of 12 patent applications. Its first patent ever was published in 1945. It filed its patents most often in United States and Canada. Its main competitors in its focus markets agriculture, machines and mechanical elements are SCHILLING ELECTRIC COMPANY, UNIVERSAL MILKING MACHINE COMP and PINE TREE MILKING MACHINE COMP.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 11 | |
#2 | Canada | 1 |
# | Industry | |
---|---|---|
#1 | Agriculture | |
#2 | Machines | |
#3 | Mechanical elements | |
#4 | Engines, pumps and turbines | |
#5 | Measurement | |
#6 | Chemical engineering |
# | Technology | |
---|---|---|
#1 | Dairy products production | |
#2 | Unspecified technologies | |
#3 | Pipes | |
#4 | Rotary pistons | |
#5 | Cleaning | |
#6 | Rotary-pistons | |
#7 | Measuring speed and acceleration | |
#8 | Venting or aerating devices |
# | Name | Total Patents |
---|---|---|
#1 | Laurits Dinesen | 6 |
#2 | Gallistel Albert F | 3 |
#3 | Dinesen Laurits | 1 |
#4 | Patterson Glenn A | 1 |
#5 | Lippke Donald E | 1 |
#6 | Gillette Allen K | 1 |
#7 | Olson Lawrence J | 1 |
Publication | Filing date | Title |
---|---|---|
US3139856A | Milking apparatus | |
US3029786A | Automatic shutoff device for a milking apparatus | |
US2713344A | Flushing system for vacuum fluid lines and valve therefor | |
US2725892A | Device for flushing pipe line outlets | |
US2779308A | Pipe line milking system and valve therefor | |
US2493478A | Rotary pump | |
US2558346A | Milker support | |
US2513627A | Flow indicator for milking machines | |
US2468618A | Stall cock | |
US2489563A | Pulsator for milking machines | |
US2447688A | Pulsator for milking machines | |
CA467425A | Pulsators for milking machines |