| Patent No. | Patent Title: |
| 4533111 | Construction system for cast-in-place concrete barriers for roadw... |
| 4497868 | Very fine denier synthetic fibers |
| 4493807 | Process for producing sheet-like structures from vinyl alcohol po... |
| 4491657 | Polyester multifilament yarn and process for producing thereof |
| 4490320 | Process for preparing a calcium silicate shaped product |
| 4486365 | Process and apparatus for the preparation of electret filaments, ... |
| 4485066 | Method of making elastomer-coated hot roll |
| 4484724 | Forming element and forming apparatus for casting manhole inverts |
| 4485058 | Process for producing hollow water-absorbing polyester filaments |
| 4482126 | Universal multi-part form for casting concrete parapets |
| 4482307 | Press for producing true-to-size workpieces using powder material... |
| 4481159 | Method for rubber vulcanization by dielectric heating |
| 4478775 | Method of extruding and shaping thermoplastic material |
| 4474725 | Method of making multicolored unitary thermoformed article |
| 4473345 | System for detecting solid obstacles between confronting surfaces... |
| 4471936 | Mould core for casting concrete elements |
| 4472328 | Process for producing porous film or sheet |
| 4466937 | Production of Venetian mosaic surfaces |
| 4465652 | Laminated extrusion die blade support |
| 4463926 | Assembly of casing elements for pouring of concrete |
| 4462786 | Thermoforming apparatus |
| 4462953 | Process for the manufacture of polyester film |
| 4460533 | Apparatus and method for the heat treatment of materials |
| 4460537 | Slot transfer molding apparatus and methods |
| 4460326 | Press for moldings |
| 4459256 | Method of manufacturing a push button keyboard |
| 4457682 | Machine for casting concrete members |
| 4456214 | Molding apparatus with positive collapse core |
| 4453296 | Apparatus for pressing workpieces of absorbent material, particul... |
| 4451310 | Preparation of lightweight, insulating and semirigid or rigid ele... |
| 4451223 | Corner finishing tool |
| 4450127 | Method for compacting powder material with adjustable die and pun... |
| 4449909 | Die-cut brick machine for special brick shapes |
| 4441685 | Column form |
| 4442053 | Method of and apparatus for repairing a leak in a pipe or pipelin... |
| 4436275 | Concrete form extender device |
| 4436685 | Continuous press forming method for sheet resin |
| 4436501 | Apparatus for making special brick shapes |
| 4436498 | Apparatus for curing concrete products |
| 4434125 | Method for securing a wear sleeve about a drill pipe |
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