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| Inventor(s) | Juan Armengol Roca · |
| Assignee(s) |
ROCA JUAN ARMENGOL ·
|
| Attorney/Agent(s) | Michael J. Striker · |
| Primary Examiner | Faw, Jr.; Price C. · |
| Assistant Examiner | Robert C. Farber · |
| Application Number | US5540947 |
| Filing date | 01/14/1975 |
| Issue date | 08/02/1977 |
| Predicted expiration date | 01/14/1995 |
| U.S. Classifications | 52/125.4 · 52/258 · 52/182 · 52/432 · |
| International Classifications | E04D 1500 · |
| Kind Code | A |
| International Classifications | 52125;192;249;595;182;245;258;184;248;583;587;432;438;437 · |
| Document Number | Assignees | Inventors | Issue/Pub Date |
|---|---|---|---|
| US838218 | Seeley | Dec 1906 | |
| US1436138 | ANDERSON JAMES D | Anderson | Nov 1922 |
| US1445713 | BELL REILLY FRANCIS | Reilly | Feb 1923 |
| US1523811 | FRED LICHTENBERG | Lichtenberg et al. | Jan 1925 |
| US1761848 | ARTHUR SITZMAN | Sitzman et al. | Jun 1930 |
| US1833875 | LOCKWOOD ERNEST H | Lockwood | Nov 1931 |
| US2673459 | OVERHULSE MARION W | Overhulse | Mar 1954 |
| US3331181 | SIEGFRIED SCHMIDT | Schmidt | Jul 1967 |
| US3503165 | Hardt | Mar 1970 |
| Document Number | Assignees | Inventors | Issue/Pub Date |
|---|---|---|---|
| BE511728 | May 1952 | ||
| FR755894 | May 1933 | ||
| IT459143 | Nov 1949 | ||
| UK1076748 | Jul 1967 |
| Document Number | Assignee | Inventors | Issue/Pub Date |
|---|---|---|---|
| US6343443 | Henry F. Tylicki, Jr. | Feb 2002 | |
| US5119606 | Tom S. Graham | Jun 1992 | |
| US4776140 | San Diego Gas and Electric | James H. Wight et al. | Oct 1988 |
| US4805369 | Agustin Maqueo-Cario | Feb 1989 | |
| US5638652 | Mitsubishi Jukogyo Kabushiki Kaisha | Taizo Shinoda et al. | Jun 1997 |
| US5653082 | Mitsubishi Jukogyo Kabushiki Kaisha | Taizo Shinoda et al. | Aug 1997 |
| US6018914 | Shonan Gosei-jushi Seisakusho K.K. | Takao Kamiyama et al. | Feb 2000 |
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