PENN METAL COMPANY INC has a total of 11 patent applications. Its first patent ever was published in 1934. It filed its patents most often in United States and United Kingdom. Its main competitors in its focus markets civil engineering, machine tools and machines are GOLDSMITH WILLIAM M, DONN PROD INC and OLSEN ANDERS C.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 10 | |
#2 | United Kingdom | 1 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Machine tools | |
#3 | Machines | |
#4 | Mechanical elements |
# | Technology | |
---|---|---|
#1 | General building constructions | |
#2 | Finishing work on buildings | |
#3 | Punching metal | |
#4 | Unspecified technologies | |
#5 | Nails | |
#6 | Structural elements |
# | Name | Total Patents |
---|---|---|
#1 | Spinosa Arthur V | 5 |
#2 | Abney Jack O | 1 |
#3 | Washam Ross D | 1 |
#4 | Clark Raymond C | 1 |
#5 | Duval Terrell Robert | 1 |
#6 | Redding Edward T | 1 |
#7 | Stovall Jr Wilbur C | 1 |
#8 | Mae Barker Ola | 1 |
Publication | Filing date | Title |
---|---|---|
US3331176A | Building construction and expansion joint therefor | |
GB1026190A | Improvements in or relating to wall or partition structures | |
US3298081A | Method of and apparatus for cold working and expanding a metal member such as a channel stud | |
US3083794A | Joined sheet metal structures | |
US2995872A | Resilient clip and installation thereof | |
US3015194A | Building construction and expansion joint therefor | |
US2290002A | Wall structure | |
US2269384A | Metal base for wall construction | |
US2131670A | Expanded metal lath | |
US2134155A | Hollow partition | |
US2099709A | Plaster base |