Processes for manufacturing substrates of mirrors made of resin

Projection screen and method for making same

Protective reflective helmet

Protective sheath for water-eroded wood piling

Reflective sheeting technology

Reinforced artificial foot and method of making

Reinforced plastics artificial limb component and method for mak

Retroreflective sheet material with controlled stretch and metho

Ring buoy

Sealing arrangement for an extrusion apparatus

Self-aligned plug connector for optical fibers

Semi-fixed astronomical mirrors and aspherical gratings and meth

Semiconductor light-emitting element

SiC—C/C composite material, uses thereof, and method...

Silicon nitride having a high tensile strength

Sintered silicon nitride-based body and process for producing th

Solar energy concentrator

Submarine optical fiber cable with grooved plastic core and manu

Synthetic fiber forming apparatus for spinning synthetic fibers

Telecommunications cable containing optical fibers