What does IRU stand for?

General Individual Reinforcement Unit (SAUS)

Immediate Response Unit - Police - British (DI)

Indefeasible Right of User - Telecommunications (TEL)

Individual Reinforcement Unit (SAUO)

Industrial Rehabilitation Units - British

Industrial Research Unit (SAUS)

Inertial Reference Unit (CERES)

Informarion Resources Unit (SAUS)

Information Retrieval Unit (NITA)

Infrared Unit (SAUS)

Integrated Recovery Utility (SAUO)

Interferon Reference Unit

Intergenic Repeat Unit - Genetics

Internationale Raiffeisen-Union - International Raiffeisen Union (EAIO)

International Radium Unit

International Raiffeisen Union (EA)

International Railway Union (SAUO)

International Relief Union

International Road Transport Union - Geneva, Switzerland (EAIO)

International Romani Union (EA)

Irula - Language code (ETLW)

Irvine Research Unit - University of California, Irvine

IVA - Intravehicular Activity Replacement Unit (SSD)

New Mexico State University, Las Cruces, NM - OCLC symbol (OCLC)

Rustad Boatworks, Spicer, MN - Manufacturer code for watercraft hull identification number (USCG)