SEABERG FREDERICK has a total of 14 patent applications. Its first patent ever was published in 1908. It filed its patents most often in Canada and United States. Its main competitors in its focus markets transport are MALCHER KONRAD, HART HARRY STILLSON and LEHMANN ALBERT.
# | Country | Total Patents | |
---|---|---|---|
#1 | Canada | 13 | |
#2 | United States | 1 |
# | Industry | |
---|---|---|
#1 | Transport |
# | Technology | |
---|---|---|
#1 | Railway bodies |
# | Name | Total Patents |
---|---|---|
#1 | Seaberg Frederick | 14 |
#2 | Hart H S | 1 |
#3 | Neikirk John Oscar | 1 |
Publication | Filing date | Title |
---|---|---|
CA147842A | Door mechanism for railway cars | |
CA133211A | Door mechanism | |
CA133213A | Door mechanism for cars | |
CA136195A | Dump car | |
CA129824A | Dump car | |
CA129503A | Car | |
CA129355A | Hopper car | |
CA129349A | Dump car | |
CA129353A | Dump car | |
CA129352A | Dump car | |
CA118873A | Dump car | |
CA118872A | Dump car | |
CA117840A | Dumping door operating mechanism | |
US908505A | Dumping-door-operating mechanism. |