| Name | Title | Contact Details |
|---|
Polyphase Instrument Company was founded in 1947 as a manufacturer of stress and strain gauge instruments, hence our name. Shortly thereafter, we entered into commercial magnetics as a supplier of pulse transformers to the fledgling computer
Aviation Communication & Surveillance Systems is a Phoenix, AZ-based company in the Manufacturing sector.
D&O Engineering Co. is a Wichita, KS-based company in the Manufacturing sector.
Helitac Aviation Inc is a Los Angeles, CA-based company in the Manufacturing sector.
Innovative Composite is a White Salmon, WA-based company in the Manufacturing sector.