The code Jarvis enters into The Jitterbug (a non-lethal concussive device) is 342434. Due to Howard Stark being a notorious womanizer, it is entirely possible these numbers are in fact a woman's measurements (34 inches - 24 inches - 34 inches). The AMA (British Association of Model Agents) uses these specific dimensions (and a height of at least 5'8") as a recommend template for their models.
When Whitney sees Stark's designs for the arc reactor, she mentions how he's wasting his genius on making movies. Howard Hughes, the brilliant engineer who Tony Stark was based on, also produced and directed movies.