EDWARD L CHAPMAN has a total of 11 patent applications. Its first patent ever was published in 1942. It filed its patents most often in United States and Canada. Its main competitors in its focus markets machine tools, machines and consumer goods are WALLING CLYDE E, HERBERT LINDNER and SCHAUDT MAS GMBH.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 7 | |
#2 | Canada | 4 |
# | Industry | |
---|---|---|
#1 | Machine tools | |
#2 | Machines | |
#3 | Consumer goods |
# | Technology | |
---|---|---|
#1 | Grinding or polishing devices | |
#2 | Accessories for machine tools | |
#3 | Cigarettes | |
#4 | Unspecified technologies |
# | Name | Total Patents |
---|---|---|
#1 | Statia Sr Edwin V | 6 |
#2 | Statia Edwin V Sr | 4 |
#3 | Statia Sr Edwin Vance | 1 |
Publication | Filing date | Title |
---|---|---|
US2755206A | Tobacco smoking article | |
US2926463A | Apparatus for machining irregularlycontoured workpieces | |
US2608189A | Grinding wheel dresser | |
US2627193A | Precision boring device | |
US2404465A | Radius to tangent compound angle dresser | |
US2376458A | Measuring instrument | |
US2336758A | Grinding wheel truing device | |
CA557180A | Tobacco smoking article | |
CA497300A | Grinding wheel dresser | |
CA505528A | Precision boring device | |
CA540388A | Shirt with collar hold-down arrangement |