sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| ARCO Power Technologies Incorporated | *** |
| Alaska Public Telecommunications Inc | *** |
| Amsterdam Public Transport Information | *** |
| airway pressure-time index | ** |
| American Premium Tea Institute | ** |
| Association of Pharmacy Teachers of India | ** |
| Advanced Power Tech Inc | ** |
| Air Pollution Technical Information | ** |
| Advanced Protective Training Intelligence | ** |
| Association of Principals of Technical Institutions | ** |
| Arrays of Peak Temperature Indicators | ** |
| Association of Pensioneer Trustees of Ireland | ** |
| Activity Professional Training Institute | * |
| advanced power technol inc | * |
| Asia Pacific Trade Initiative | * |
| Association for Preservation Technology Intl | * |
| Airway Pressure Time Index | * |
| Animation Production Training Initiative | * |
| Arab Petroleum Training Institute | * |
| Advanced Processing Technology Initiative | * |
| Ananda Power Technologies Incorporated | * |
| Author Paul Terpstra Illinois | * |